The best smartphone is not necessarily the one with the highest camera resolution or fastest processor. Choose in this order: carrier compatibility, operating system and ecosystem, total cost, software-support life, and the features you actually use. Then select the model, storage capacity, and purchase method.
This approach helps prevent an expensive mismatch—such as buying a phone that lacks your carrier’s 5G features, breaks compatibility with your watch, or appears cheap only because the price depends on years of bill credits.
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1. Define your requirements before comparing phones
Write down the following before opening a phone comparison chart.
Your current ecosystem
- What phone do you use now?
- Do you own an Apple Watch, Mac, iPad, AirPods, Galaxy Watch, Chromebook, Windows PC, or other ecosystem accessories?
- Do your family, school, or workplace rely on iMessage, FaceTime, Google services, or a particular messaging platform?
- Are you prepared to move photos, passwords, messages, health data, and authentication apps?
Your real budget
Compare the full cost, not just the advertised monthly device payment. Set limits for:
#1 Best Overall
- YOUR CONTENT, SUPER SMOOTH: The ultra-clear 6.7" FHD+ Super AMOLED display of Galaxy A17 5G helps bring your content to life, whether you're scrolling through recipes or video chatting with loved ones.¹
- LIVE FAST. CHARGE FASTER: Focus more on the moment and less on your battery percentage with Galaxy A17 5G. Super Fast Charging powers up your battery so you can get back to life sooner.²
- MEMORIES MADE PICTURE PERFECT: Capture every angle in stunning clarity, from wide family photos to close-ups of friends, with the triple-lens camera on Galaxy A17 5G.
- NEED MORE STORAGE? WE HAVE YOU COVERED: With an improved 2TB of expandable storage, Galaxy A17 5G makes it easy to keep cherished photos, videos and important files readily accessible whenever you need them.³
- BUILT TO LAST: With an improved IP54 rating, Galaxy A17 5G is even more durable than before.⁴ It’s built to resist splashes and dust and comes with a stronger yet slimmer Gorilla Glass Victus front and Glass Fiber Reinforced Polymer back.
- Upfront price and monthly device payment
- Monthly service cost
- Taxes, activation, and upgrade fees
- Case, charger, screen protector, and insurance
- Cloud storage or replacement accessories
- The number of years you expect to keep the phone
Your three most important features
Rank only your top three. Possible priorities include camera and video, battery life, compact size, a large display, gaming, durability, software updates, storage, accessibility, privacy, repairability, wireless charging, international travel, a stylus, or a foldable design.
Any feature that is genuinely non-negotiable should eliminate a phone before you score the remaining options.
2. Choose iPhone or Android before choosing a model
When iPhone is the better fit
Start with iPhone if you already use Apple devices or services and want continuity with iMessage, FaceTime, Apple Watch, AirPods, Macs, iPads, iCloud, and Apple support channels. Apple offers battery and repair service through Apple Stores, Authorized Service Providers, and Apple Repair Centers, although availability depends on the model and location. See Apple’s repair and battery-service information.
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When Android is the better fit
Android is usually the better starting point if you want more manufacturers, prices, sizes, camera systems, charging options, stylus phones, foldables, customization, or multitasking features.
- Google Pixel: a strong fit for Google services, a relatively direct Android experience, computational photography, and Google software features. Compatibility varies by exact model and market; Google warns that not every Pixel works with every carrier’s 5G network. Check Google’s Pixel carrier guidance.
- Samsung Galaxy: a strong fit for a broad Android range, high-end displays, extensive camera hardware, multitasking, styluses, foldables, and Samsung accessories. Carrier support for Wi-Fi calling, hotspot, and other services can vary, even on unlocked models; see Samsung’s unlocked-phone information.
- Motorola, OnePlus, and other brands: evaluate each model’s update policy, repair access, camera performance, carrier certification, and resale value. Do not assume all Android phones offer the same support or network features.
Account for switching costs
Changing platforms can affect message history, paid apps, subscriptions, password managers, health data, wearables, smart-home devices, family-location services, backups, and two-factor authentication.
Back up the old phone and verify account access before trading it in. Do not erase or mail it until the new phone is activated and you have tested calls, texts, photos, contacts, authentication, banking apps, and other essentials.
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Coverage matters more than the national headline
Test the network at home, work, school, along your commute, in rural areas, at crowded venues, and at places you travel. If relevant, test hotspot performance and international roaming.
Rank #2
- Blazing-fast Qualcomm performance. Get the speed you need for great entertainment with a Snapdragon 680 processor and 4GB**** of RAM.
- Fluid display + immersive stereo sound. Bring your entertainment to life with an ultrawide 6.5" 90Hz* HD+ display plus stereo speakers, Dolby Atmos, and Hi-Res Audio**.
- 50MP*** Quad Pixel camera. Capture sharper, more vibrant photos day or night with 4x the light sensitivity.
- 64GB**** built-in storage. Get plenty of room for photos, movies, songs, and apps—and add up to 1TB more with a microSD card*****.
- Unbelievable battery life. Work and play nonstop with a long-lasting 5000mAh battery.*****
Coverage maps do not show the entire experience. Congestion, roaming agreements, deprioritization, indoor signal, local spectrum, and the phone’s supported bands can affect performance. 5G is not automatically faster; results depend on the network, plan, signal, congestion, and device.
Compare service types
| Service | Potential advantages | Potential drawbacks |
|---|---|---|
| Major postpaid carrier | Financing, promotions, family plans, roaming, and broad support | Higher ongoing cost and promotions tied to long commitments |
| Prepaid service | Simple billing and potentially lower prices | Fewer perks, financing choices, or roaming features |
| MVNO | Low prices and flexible service | Potentially lower priority during congestion, limited support, or weaker international options |
| Family, employer, or student plan | Lower cost per line | Separating accounts or changing lines can be complicated |
There is no universally best carrier. The right choice depends on location, data use, number of lines, travel, hotspot needs, and the actual promotion terms.
4. Decide between an unlocked and carrier phone
Unlocked phones
An unlocked phone is not restricted to one carrier, so it can make switching providers or using a local travel SIM easier. Phones sold directly by the Google Store are unlocked, and Google says a SIM-unlocked Pixel can be used with any compatible provider. However, unlocked does not mean compatible with every network or feature.
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Unlocked models may cost more upfront and may not qualify for a carrier’s promotional trade-in or installment credits.
Carrier-sold phones
A carrier purchase can reduce the upfront cost through financing and trade-in credits. It can also combine billing and support in one place. The apparent savings may depend on:
- A qualifying plan or a new line
- A specific trade-in condition
- Bill credits spread over several years
- Keeping the line active through the promotion
- Taxes, activation, upgrade, and insurance charges
Carrier unlocking rules are carrier-specific. Samsung says unlock requirements are determined by the carrier, not Samsung. Check the policies for AT&T, Verizon, and T-Mobile before buying.
Understand the difference between “unlocked” and “fully compatible”
- SIM unlocked: not restricted to one provider.
- Network compatible: supports the carrier’s required technologies and bands.
- Carrier certified: approved by the carrier for expected service.
- Fully feature-compatible: calling, texting, 5G, VoLTE, Wi-Fi calling, hotspot, voicemail, eSIM, and roaming work as needed.
Before purchasing an unlocked phone, verify the exact model number—not merely the product family—along with LTE and 5G bands, eSIM and physical-SIM support, VoLTE, Wi-Fi calling, hotspot service, voicemail, and international roaming.
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5. Compare features by what you do
Performance
Calls, messaging, maps, email, banking, streaming, and social media generally do not require a flagship processor. Smooth software, battery efficiency, camera processing, storage, modem quality, and update support may matter more.
Rank #3
- Please note, this device does not support E-SIM; This 4G model is compatible with all GSM networks worldwide outside of the U.S. In the US, ONLY compatible with T-Mobile and their MVNO's (Metro and Standup). It will NOT work with other CDMA carriers, and it is also not compatible with their MVNO (Visible, Xfinity Mobile, US Mobile, Cricket Wireless, etc).
- Compatibility with certain third-party devices and accessibility accessories, including some hearing aids, may vary depending on manufacturer support, Bluetooth protocols, software compatibility, and regional firmware limitations. For additional hearing aid compatibility information, please refer to Samsung’s official support documentation.
- Camera: 50 MP, f/1.8, (wide), 1/2.76", 0.64µm, AF | 50 MP, f/1.8, (wide), 1/2.76", 0.64µm, AF | 2 MP, f/2.4, (macro). Battery: 5000 mAh, non-removable | A power adapter is NOT included.
For gaming or demanding editing, look for sustained performance, thermal management, a high-refresh-rate display, responsive touch controls, fast storage, charging speed, and a reliable modem. Benchmark scores measure particular tests; they do not guarantee battery life, camera quality, or performance after extended use.
Camera
Match the camera to your subjects:
| Use case | Prioritize |
|---|---|
| Children, pets, and action | Autofocus, shutter response, motion processing, and stabilization |
| Night photos | Sensor and lens quality, optical stabilization, processing, and autofocus |
| Distant subjects | A genuine telephoto lens and optical quality, not just a large digital-zoom number |
| Landscapes and interiors | Ultra-wide quality, dynamic range, and edge detail |
| Social video | Front-camera quality, stabilization, microphones, skin tones, and app support |
Megapixels alone do not determine image quality. Compare daylight, low-light, moving-subject, zoom, front-camera, and video samples. Also check camera-app speed, audio quality, storage demands, and compatibility with the social apps you use.
Battery and charging
Battery capacity in milliamp-hours is not directly comparable across phones. Display size, processor efficiency, modem behavior, software, signal strength, navigation, gaming, hotspot use, and video recording all affect endurance.
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Storage
Buy for the years you expect to keep the phone. More storage is valuable for 4K video, games, offline media, frequent travel, and long ownership. Cloud-photo users and light app users may need less.
Do not assume storage can be expanded. Many premium phones do not accept memory cards, so verify the exact model before ordering.
Display and size
Consider one-handed reach, weight, thickness, outdoor brightness, refresh rate, resolution, color, curved versus flat edges, text scaling, and flicker behavior. A large screen helps with reading, navigation, and video but adds weight. Compact phones are easier to carry but may have smaller batteries or less camera hardware.
Software support, privacy, and security
Check the exact model’s promised security-update and operating-system-support period, when that period starts, and whether the policy differs by region, carrier, or purchase channel. Google publishes model-level Pixel specifications, including support information, SIM details, and hearing-aid compatibility, at its Pixel specifications pages.
Rank #4
- Please note, this device does not support E-SIM; This 4G model is compatible with all GSM networks worldwide outside of the U.S. In the US, ONLY compatible with T-Mobile and their MVNO's (Metro and Standup). It will NOT work with Verizon, Spectrum, AT&T, Total Wireless, other CDMA carriers, it is also not compatible with their MVNO (Visible, Xfinity Mobile, US Mobile, Cricket Wireless, etc).
- Compatibility with certain third-party devices and accessibility accessories, including some hearing aids, may vary depending on manufacturer support, Bluetooth protocols, software compatibility, and regional firmware limitations. For additional hearing aid compatibility information, please refer to Samsung’s official support documentation.
- 4G LTE Bands: B1/B3/B5/B7/B8/B20/B28/B38/B40/B41
- Display: Super AMOLED, 90Hz, 800 nits (HBM) | 6.7 inches, 110.2 cm2 (~86.0% screen-to-body ratio) | 1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
- Camera: 50 MP, f/1.8, (wide), 1/2.76", 0.64µm, AF | 50 MP, f/1.8, (wide), 1/2.76", 0.64µm, AF | 2 MP, f/2.4, (macro)
Compare update longevity, permission controls, app-store policies, cloud-backup settings, advertising controls, encryption, account recovery, biometric options, enterprise management, and repair-part limitations. Avoid absolute claims that one platform is always more private or secure.
AI features should be evaluated as specific tools. Confirm whether an advertised feature is available in your country and language, requires an account or subscription, runs on-device or in the cloud, and what data it handles. “AI” is not a standardized performance measurement.
Durability and repair
Check water and dust resistance, screen and back-glass repair prices, battery availability, authorized and independent repair options, parts pairing, warranty exclusions, insurance deductibles, and case availability. Water resistance is not waterproofing; liquid damage may not be covered, and seals can weaken after impact or repair.
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Apple notes that nongenuine batteries can create safety or performance issues and provides information about parts and repair components in its parts-support documentation.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.6. Handle special cases before buying
Imported models
Non-U.S. phones may lack U.S. frequency bands, carrier certification, eSIM, emergency-calling support, local warranty coverage, timely updates, or region-specific services. Samsung distinguishes U.S. unlocked phones from non-U.S. models in its regional-device guidance. For a U.S. buyer, a lower import price may not justify these risks.
Used and refurbished phones
Verify the exact model and storage, battery health, activation-lock status, IMEI or blacklist status, carrier lock, financing balance, water damage, replacement parts, remaining security support, warranty, and return period.
Dual-SIM and travel
Check whether the phone supports two active lines or merely stores multiple eSIM profiles, whether it has a physical SIM slot, and whether both lines can receive calls and texts simultaneously. Also verify carrier eSIM support, roaming prices, local-SIM compatibility, and unlock status. SIM configuration can differ by Pixel model and market, so inspect the exact regional specification.
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Test screen readers, magnification, large text, voice control, live captions, hearing-aid compatibility, haptic controls, one-handed operation, and emergency features. Accessibility needs should be a primary buying criterion, not an afterthought.
Best Value
- GSM Unlocked: Enjoy seamless connectivity with your preferred GSM carrier. Compatible with T-Mobile, Metro PCS, AT&T, Cricket, Mint Mobile and other GSM networks. SIM card not included. For network compatibility, please check with your carrier. Note: Not compatible with CDMA networks like Verizon (Visible, Spectrum Mobile, US Mobile, Total Wireless, Straight Talk Wireless)
- Boundless Views: Enjoy immersive viewing on the spacious 6.5” HD+ display. Whether you're watching videos, browsing, or gaming, every detail comes through with stunning clarity.
- Smooth Performance, All Day: Powered by an efficient octa-core processor, the G35 ensures smooth performance for your everyday tasks. Enjoy faster app launches, seamless multitasking, and reliable speed.
- Snap, Share, Repeat: The G35 features a dual rear camera setup for sharp, detailed shots, and a front-facing camera that’s perfect for selfies and video calls. Capture every moment with ease and clarity.
- Effortless Access: Keep your phone secure with A.I. Face ID technology. Instantly unlock your G35 with just a glance. It's fast, easy, and secure.
7. Calculate total ownership cost
Use this formula:
Total cost = device payments + taxes and fees + required service-plan cost + insurance + accessories − guaranteed credits or trade-in value.
For a fixed ownership period:
Monthly ownership cost = total cost over the period ÷ months owned.
Keep these items separate in your worksheet:
- Guaranteed discounts
- Promotional bill credits
- Estimated resale value
- Conditional trade-in value
- Manufacturer rebates or retailer gift cards
- Financing costs
- Required plan cost
- New accessories or ecosystem devices
A “free phone” may require a new line, an expensive plan, a trade-in, or years of bill credits. Compare the cost of staying with that carrier against the cost of buying unlocked and using prepaid or MVNO service.
8. Use a weighted shortlist
After eliminating phones that fail non-negotiable requirements, score two or three finalists from 1 to 5 in each category:
- Carrier compatibility
- Ecosystem fit
- Total cost
- Software-support horizon
- Battery
- Camera
- Size and comfort
- Durability and repair
- Storage
- Accessibility
- Privacy and security
- Resale or trade-in value
Give more important categories higher weights. A simple weighted score is more useful than a universal ranking, but never let a high average score override a failed must-have requirement.
9. Verify everything before ordering
- Confirm the exact model number, storage, region, and SIM configuration.
- Check full carrier compatibility, including VoLTE, 5G, Wi-Fi calling, hotspot, voicemail, and roaming.
- Confirm whether the phone is unlocked and whether it has a financing balance or activation lock.
- Read the update policy for that exact model and market.
- Calculate device, plan, trade-in, credit, insurance, tax, and accessory costs.
- Read trade-in condition rules, return deadlines, and cancellation terms.
- Confirm warranty and repair options.
- Buy the case, charger, or other required accessories only after checking compatibility.
10. Transfer and test before erasing the old phone
Back up the old device and transfer passwords, passkeys, authenticator accounts, contacts, photos, messages, and health data. Activate the eSIM or physical SIM, then test calls, texts, mobile data, GPS, Wi-Fi, Bluetooth, hotspot, camera, charging, notifications, accessibility tools, banking apps, and two-factor authentication.
Keep the old phone until the new one passes these checks and the return period has not expired.
Quick Recap
A compact decision tree
- Already own several Apple devices? Start with iPhone and calculate the cost of replacing incompatible accessories.
- Want Android flexibility or Samsung-specific hardware? Start with Galaxy.
- Want Google software and computational photography? Evaluate Pixel, then verify the exact carrier variant.
- Need the lowest total cost? Compare midrange and refurbished phones, not only current flagships.
- Need carrier freedom? Prefer a U.S. unlocked model, but confirm complete network and feature compatibility.
- Need a particular feature? Let that feature eliminate unsuitable phones before comparing prices.
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
