In depth comparison and review of Samsung Galaxy S21+ 5G and OPPO A17. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
| DESIGN AND DIMENSIONS | Samsung Galaxy S21+ 5G | OPPO A17 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-G996B/DS | CPH2477 | |
| Form Factor | Touch | Touch | |
| Height | 161.5 mm | 164.2 mm | OPPO A17 has greater height than Samsung Galaxy S21+ 5G. |
| Width | 75.6 mm | 75.6 mm | Both phones are the same width |
| Depth | 7.8 mm | 8.3 mm | Samsung Galaxy S21+ 5G is narrower than Samsung Galaxy S21+ 5G. |
| Weight | 200 g | 189 g | OPPO A17 is lighter than Samsung Galaxy S21+ 5G. |
| Body Colour | Phantom black | Phantom silver | Phantom violet | Phantom gold | Phantom red | Lake blue | Midnight black | |
| Protection | Dustproof, splashproof, water-resistant | Splash-resistant | |
| Waterproof (Water-resistant) | Yes | - | Samsung Galaxy S21+ 5G is waterproof. |
| IP rating | IP68 | IPX4 | |
| Repairability Index | - | 7.4 (out of 10) | |
| SAR Value | 1.335 W/kg (body), 0.541 W/kg (head), 2.23 W/kg (limb) | 0.94 W/kg (body), 0.81 W/kg (head), 1.99 W/kg (limb) | |
| Connector Type | USB Type-C - 24 pin USB-C | Micro-USB - 5 pin Micro-USB Type B Handset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM, Electronic SIM card (e-SIM) | Nano SIM | |
| SIM Card Qty | Dual-SIM | Dual-SIM |
| DISPLAY | Samsung Galaxy S21+ 5G | OPPO A17 |
|---|
| Display Type | OLED display | LCD display | |
|---|---|---|---|
| Display Technology | Infinity-O Dynamic AMOLED 2X | LCD | |
| Screen Size (Display Size) | 6.7" | 6.56" | Samsung Galaxy S21+ 5G has larger screen size than OPPO A17. |
| Screen Resolution (Display Resolution) | 2400 x 1080 pixels | 1612 x 720 pixels | Samsung Galaxy S21+ 5G has better screen resolution than OPPO A17. |
| Display Format | Full HD+ | HD+ | |
| Pixel Density | 394 ppi | 269 ppi | Samsung Galaxy S21+ 5G has better pixel density than OPPO A17. |
| Aspect Ratio | - | 20.1:9 | |
| Max Brightness | - | 600 cd/m² | |
| Colour Depth | 16.7 million colours | 16.7 million colours | Both phones have the same color depth. |
| Contrast Ratio | - | 1500:1 | |
| HDR | Yes | - | Samsung Galaxy S21+ 5G has HDR. |
| HDR Technology | HDR10+ | - | |
| Display Enhancement Technology | Eye Comfort Shield | - | |
| Display Refresh Rate | 120 Hz | 60 Hz | Samsung Galaxy S21+ 5G has better refresh rate than OPPO A17. |
| Touch Sampling Rate | - | 120 Hz | |
| Display Features | AOD(Always On Display) | Night mode, Eye comfort mode, 100% DCI-P3, 96% NTSC, 100% sRGB, 72% NTSC | |
| Display Protection (Screen Protector) | Corning Gorilla Glass Victus (scratch resistant glass) | Panda Glass MN228 |
| PROCESSOR | Samsung Galaxy S21+ 5G | OPPO A17 |
|---|
| Processor Type (CPU) | Samsung Exynos 2100 | MediaTek Helio G35 | |
|---|---|---|---|
| Clock Speed | 2.9 GHz | 2.3 GHz | Samsung Galaxy S21+ 5G has higher clock speed than OPPO A17. |
| Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
| Graphics System (GPU) | Mali-G78 MP14 | IMG GE8320 |
| MEMORY | Samsung Galaxy S21+ 5G | OPPO A17 |
|---|
| RAM | LPDDR5 SDRAM - 8 GB | LPDDR4X SDRAM - 4 GB + up to 4 GB virtual extension | Samsung Galaxy S21+ 5G has more RAM than OPPO A17. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 64 GB | Samsung Galaxy S21+ 5G has more internal memory than OPPO A17. |
| User Memory | 102.2 GB | - | |
| Memory Interface | - | eMMC 5.1 | |
| Supported Flash Memory Cards (Expandable Memory) | - | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Samsung Galaxy S21+ 5G | OPPO A17 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 2 | |
|---|---|---|---|
| Sensor Resolution | 12 Megapixel | 50 Megapixel | OPPO A17 has better camera resolution than Samsung Galaxy S21+ 5G. |
| Sensor Size | - | 1/2.76" | |
| Sensor Name | - | Samsung S5KJN1 | |
| Lens Type | Ultra wide-angle lens | - | |
| Lens Aperture | F/2.2 | F/1.8 | OPPO A17 has better lens aperture than Samsung Galaxy S21+ 5G. |
| Lens Construction | - | 5-element | |
| Field of View (FoV) | 120 degree(s) | 77 degree(s) | Samsung Galaxy S21+ 5G has larger lens field of view than OPPO A17. |
| Pixel Size | 1.4 μm | 0.64 μm | Samsung Galaxy S21+ 5G has larger camera pixel size than OPPO A17. |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Samsung Galaxy S21+ 5G has optical stabilisation. |
| Focus Adjustment | Automatic | Automatic | |
| Minimum Focal Length (Focal Distance) | - | 27 mm | |
| Optical Zoom | 3x | - | |
| Digital Zoom | 30x | 5x | Samsung Galaxy S21+ 5G has better digital zoom than OPPO A17. |
| Self-Timer Delay | Yes | - | |
| Special Effects | Face retouch, Grid Line | Stickers | |
| HDR Mode | Auto HDR mode | - | |
| Camera Modes | Panorama, Slow motion mode, Pro mode, HYPERLAPSE, Super Slow-mo, Flowers, Greenery, Trees, Sky, Beaches, Watersides, Snow, Backlit, Text, Food, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Night, Motion Photo, Mountain, Single Take, Pro Video, Director's View | Panorama, Time-lapse mode, Expert Mode, Night | |
| Light Source | High CRI LED flash | LED flash | |
| Video Resolutions | 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, 7680 x 4320 (UHD 8K) at 24fps, Hyperlapse 4K video support at 30 fps, Super Steady 1080p video support at 60 fps | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | Playback zoom, blink detection, VDIS (Video Digital Image Stabilisation), Tracking AF, Video location tags, Scene Optimiser, Flaw detection, Shot suggestions, blur detection, HDR10+ recording, Super steady, Quick Measure, Zoom-In Mic, Space Zoom, Take 33MP still photos while playing 8K video, Hybrid Optic Zoom 3x, Super Resolution Zoom up to 30x, Digital zoom up to 12x for video | Google Lens, open-loop motor, Panda Glass MN228 (protective lens glass) |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 0.3 Megapixel | Samsung Galaxy S21+ 5G has better second camera resolution than OPPO A17. |
|---|---|---|---|
| Sensor Size (2nd Camera) | 1/1.76" | - | |
| Lens Type (2nd Camera) | Wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/1.8 | F/2.8 | Samsung Galaxy S21+ 5G has better second camera lens aperture than Samsung Galaxy S21+ 5G. |
| Lens Element Qty (2nd Camera) | - | 2-element | |
| Field of View (2nd Camera) | 79 degree(s) | 60 degree(s) | Samsung Galaxy S21+ 5G has larger second camera lens field of view than OPPO A17. |
| Pixel Size (2nd Camera) | 1.8 μm | - | |
| Camera Features (2nd Camera) | OIS (Optical Image Stabilisation), Super Speed Dual Pixel AF | IR lens |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 64 Megapixel | - | |
|---|---|---|---|
| Sensor Size (3rd Camera) | 1/1.72" | - | |
| Lens Type (3rd Camera) | Telephoto lens | - | |
| Lens Aperture (3rd Camera) | F/2.0 | - | |
| Field of View (3rd Camera) | 76 degree(s) | 55 degree(s) | Samsung Galaxy S21+ 5G has larger third camera lens field of view than OPPO A17. |
| Pixel Size (3rd Camera) | 0.8 μm | - | |
| Camera Features (3rd Camera) | Phase Detect Auto-Focus (PDAF) | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 10 Megapixel | 5 Megapixel | Samsung Galaxy S21+ 5G has better front camera resolution than OPPO A17. |
| Sensor Size (Front) | - | 1/5" | |
| Lens Aperture (Front) | F/2.2 | F/2.2 | Both phones have the same front camera lens aperture. |
| Lens Element Qty (Front) | - | 3-element | |
| Field of View (Front) | 80 degree(s) | 76.8 degree(s) | Samsung Galaxy S21+ 5G has larger front lens field of view than OPPO A17. |
| Pixel Size (Front) | 1.22 μm | 1.12 μm | Samsung Galaxy S21+ 5G has larger front camera pixel size than OPPO A17. |
| Focus Adjustment | Automatic | Focus free | |
| Min Focal Length (Front) | - | 27 mm | |
| Special Effects (Front) | - | HDR, Stickers | |
| Camera Modes (Front) | - | Panorama, Time-lapse mode, Portrait | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | Dual Pixel AF | Face retouching |
| BATTERY AND CHARGING | Samsung Galaxy S21+ 5G | OPPO A17 |
|---|
| Battery Capacity (Battery Size) | 4800 mAh | 5000 mAh | OPPO A17 has larger battery capacity than Samsung Galaxy S21+ 5G. |
|---|---|---|---|
| Fast Charging Technology | Qualcomm Quick Charge 2.0, Adaptive Fast Charging, Samsung Super Fast Charging, Power Delivery 3.0 | - | Samsung Galaxy S21+ 5G has fast charging technology. |
| Recharge Time (Charging Time) | - | 190 min | |
| Wireless Charging | Yes | - | Samsung Galaxy S21+ 5G can be charged wirelessly. |
| Wireless Charging Standards | WPC, Qi, Fast Wireless Charging 2.0, Wireless PowerShare | - | |
| Standby Time | - | 790 hours | |
| Talk Time | 2400 minutes | 1254 minutes | Samsung Galaxy S21+ 5G has longer battery life when making calls than OPPO A17. |
| Run Time Details | Talk (4G): up to 2400 min Active online usage (LTE): up to 15 hrs Active online usage (Wi-Fi): up to 17 hrs Playback (wireless video): up to 22 hrs Playback (wireless audio): up to 75 hrs |
Standby: up to 790 hrs Playback (Music): up to 27.4 hrs Playback (video): up to 20 hrs Talk: up to 1254 min |
| CELLULAR | Samsung Galaxy S21+ 5G | OPPO A17 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 5G | 4G | Samsung Galaxy S21+ 5G has more advanced generation mobile network. |
| Operating System | Android 11 | ColorOS 12.1 (based on Android 12) | |
| Intelligent Assistant | Bixby | - | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy S21+ 5G | OPPO A17 |
|---|
| Data Transmission | FDD-LTE, TDD-LTE, 5G NR FR1 | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
| 3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 850, 900 | |
| 4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66 | Band 1, Band 3, Band 5, Band 8, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | FDD 2100, FDD 1800+, FDD 850, FDD 900, TDD 2600, TDD 2300, TDD 2500 | |
| 5G NR Band | N1, n3, n5, n7, n8, n20, n28, n38, n41, n66, n77, n78, n40 | - | |
| 5G NR Frequency | FDD 2100, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, TDD TD 3700, TDD TD 3500, TDD 2300 | - | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac/ax | IEEE 802.11a/b/g/n/ac | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.3 BLE | |
| NFC | Yes | - | Samsung Galaxy S21+ 5G has NFC reader for mobile payments. |
| MEDIA | Samsung Galaxy S21+ 5G | OPPO A17 |
|---|
| Supported Digital Audio Standards | WAV, WMA, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, DSD, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128 | WAV, AAC, AMR, MP3, FLAC, OGG, APE (Monkey's Audio), apt-X, LDAC, MID, SBC | |
|---|---|---|---|
| Supported Digital Video Standards | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | MKV, FLV, AVI, MOV, WMV, ASF, 3GP, H.264, TS, WebM, MP4 | |
| Sound Enhancements | Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, stereo speakers tuned by AKG, Dolby Digital sound | Dirac audio optimisation |
| FEATURES | Samsung Galaxy S21+ 5G | OPPO A17 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, ambient light sensor, proximity sensor, barometer, gyro sensor, hall sensor, geomagnetic sensor | Accelerometer, proximity sensor, geomagnetic sensor, gravity sensor, light sensor | |
| Security Devices | Fingerprint reader (under display), face recognition | Face recognition, fingerprint reader | |
| Additional Phone Features | Air View, MIMO technology, Smart Select, Samsung KNOX, Smart View, Live message, Screen off memo, Bixby Vision, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, AR Doodle, PENUP, Bixby key, Samsung Knox Vault, Private Share function, Enhanced Game Booster | OTG Reverse Charge |
| OTHERS | Samsung Galaxy S21+ 5G | OPPO A17 |
|---|
| Included Accessories | SIM card removal tool, USB-C to USB-C cable | Power adapter, SIM card removal tool, protective case, micro-USB cable | |
|---|---|---|---|
| Compliant Standards | IP68, HAC (Hearing Aid Compatible) | IPX4 | |
| Max Depth of Water Resistance | 1.5 m | - |
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