Side-by-side technical data
Samsung Galaxy S21+ 5G vs Samsung Galaxy S20 5G
Comparison between Samsung Galaxy S21+ 5G and Samsung Galaxy S20 5G: camera, battery, fast charging, display, performance and colors, side by side. More phones from Samsung.
The verdict
Neither runs away with it: each wins something.
| Category | Galaxy S21+ 5G | Galaxy S20 5G |
|---|---|---|
| Design & display | 8.1 | 8.7 |
| Performance & hardware | 6.5 | 6.5 |
| Camera | 6.7 | 7.2 |
| Connectivity | 7.5 | 6.9 |
| Battery & charging | 7.0 | 6.4 |
Which one is for you?
Samsung Galaxy S21+ 5G, if you care about…
- Battery Capacity
- 4,800 mAh
- against 4,000 mAh
- Maximum Storage Capacity
- 256 GB
- against 128 GB
- Peak Display Brightness
- 1,300 nits
- against 1,200 nits
- SIM Configurations
- Nano-SIM + eSIM, Dual Nano-SIM + eSIM, Dual SIM Dual Standby
- against Nano-SIM + eSIM, Dual Nano-SIM, Dual SIM Dual Standby
Samsung Galaxy S20 5G, if you care about…
- RAM Capacity
- 12 GB
- against 8 GB
- Display Pixel Density
- 563 ppi
- against 394 ppi
- Weight
- 163 g
- against 200 g
- Expandable Storage
- Yes
- against No
Specification comparison
Performance
| Specification | Galaxy S21+ 5G | Galaxy S20 5G |
|---|---|---|
| Processor Model | Samsung Exynos 2100 | Samsung Exynos 990 |
| Processor Process Size | 5 nm Best value | 7 nm |
| Graphics GPU | Mali-G78 MP14 | ARM Mali-G77 MP11 |
| Storage Type | UFS 3.1 | UFS 3.0 |
| Maximum CPU Clock | 2.91 GHz Best value | 2.73 GHz |
| Maximum Storage Capacity | 256 GB Best value | 128 GB |
| AnTuTu Score | 749,100 | 623,000 |
| Geekbench 6 Single-Core | 1,334 Best value | 840 |
| Geekbench 6 Multi-Core | 3,339 Best value | 2,670 |
| CPU Description | Octa-core processor with Cortex-X1, Cortex-A78 and Cortex-A55 cores. | Octa-core CPU with 2x Mongoose M5 at 2.73 GHz, 2x Cortex-A76 at 2.50 GHz, and 4x Cortex-A55 at 2.0 GHz. |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 8 GB | 12 GB Best value |
| RAM Type | LPDDR5 | LPDDR5 |
| Expandable Storage | No | Yes Best value |
| AnTuTu version | v10 | v9 |
Design
| Specification | Galaxy S21+ 5G | Galaxy S20 5G |
|---|---|---|
| Body Colors | Black, Gold, Silver, Red, Purple, Pink | Grey, Blue, Pink, White, Red |
| Body Thickness | 7.8 mm Best value | 7.9 mm |
| Body Width | 75.6 mm | 69.1 mm |
| Body Height | 161.5 mm | 151.7 mm |
| Weight | 200 g | 163 g Best value |
| Usable Surface | 88.3 % | 89.5 % Best value |
| Body Materials | Glass, Aluminium Alloy, Plastic | Glass, Aluminium Alloy |
| Resistance Features | IP68 | IP68 |
| Waterproof Depth | 1.5 m | 1.5 m |
Battery
| Specification | Galaxy S21+ 5G | Galaxy S20 5G |
|---|---|---|
| Battery Capacity | 4,800 mAh Best value | 4,000 mAh |
| Battery Type | Li-Polymer | Li-Ion |
| Fast Charge Power | 25 W | 25 W |
| Battery Features | Non-Removable, Rechargeable, Fast Charging, Wireless Charging, Reverse Wireless Charging, Battery Level Indicator | Fast Charging, Wireless Charging, Reverse Wireless Charging, Reverse Charging, Non-Removable, Battery Level Indicator, Charger Included, Rechargeable |
| Wireless charging power | 15 W | 15 W |
| Reverse wireless charging power | 4.5 W | 4.5 W |
Display
| Specification | Galaxy S21+ 5G | Galaxy S20 5G |
|---|---|---|
| Display Aspect Ratio | 20:9 | 20:9 |
| Display Technology | Dynamic AMOLED 2X | Dynamic AMOLED 2X |
| Peak Display Brightness | 1,300 nits Best value | 1,200 nits |
| Display Diagonal | 6.7″ Best value | 6.2″ |
| Display Horizontal Resolution | 1,080 px | 1,440 px Best value |
| Display Vertical Resolution | 2,400 px | 3,200 px Best value |
| Display Pixel Density | 394 ppi | 563 ppi Best value |
| Display Refresh Rate | 120 Hz | 120 Hz |
| Display Contrast Ratio | 3,000,000 :1 Best value | 2,000,000 :1 |
| Display Features | Gorilla Glass Victus, HDR10+, HDR10, Always-On Display, Hole-Punch Notch, Capacitive Touch, Multi-Touch, Scratch Resistant, Frameless | Gorilla Glass 6, HDR10+, Always-On Display, Hole-Punch Notch, Dual-Edge Display, Capacitive Touch, Multi-Touch, Scratch Resistant, Frameless, DCI-P3, 120Hz |
Sensors
| Specification | Galaxy S21+ 5G | Galaxy S20 5G |
|---|---|---|
| Fingerprint Sensor Placement | Under Display | Under Display |
Sensor
| Specification | Galaxy S21+ 5G | Galaxy S20 5G |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass, Barometer, Hall Sensor, Light Sensor | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass, Barometer, Hall Sensor, Light Sensor, RGB Sensor, Cooling System |
Software
| Specification | Galaxy S21+ 5G | Galaxy S20 5G |
|---|---|---|
| Operating System | Android 15 | Android 10 |
| OS Family | Android | Android |
| OS Version | 15 Best value | 10 |
| OS Update Support | 2 years | 2 years |
| Google Services | Yes | Yes |
| Widevine L1 | Yes | — |
Connectivity
| Specification | Galaxy S21+ 5G | Galaxy S20 5G |
|---|---|---|
| SIM Configurations | Nano-SIM + eSIM, Dual Nano-SIM + eSIM, Dual SIM Dual Standby Best value | Nano-SIM + eSIM, Dual Nano-SIM, Dual SIM Dual Standby |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B12, 4G LTE B13, 4G LTE B14, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B25, 4G LTE B26, LTE B28, 4G LTE B30, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B46, 4G LTE B48, 4G LTE B66, 4G LTE B71, 5G NR n2, 5G NR n5, 5G NR n25, 5G NR n41, 5G NR n66, 5G NR n71, 5G NR n260, 5G NR n261 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 3G UMTS B850, 3G UMTS B900, 3G UMTS B1, 3G UMTS B2, 3G UMTS B4, 3G UMTS B5, 3G UMTS B6, 3G UMTS B8, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B12, 4G LTE B13, 4G LTE B17, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B25, 4G LTE B26, 4G LTE B28A, 4G LTE B28B, 4G LTE B32, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B66, 5G NR n1, 5G NR n3, 5G NR n5, 5G NR n7, 5G NR n8, 5G NR n28a, 5G NR n28b, 5G NR n40, 5G NR n77, 5G NR n78 |
| Cellular Technologies | GSM, CDMA, HSPA, EVDO, LTE, 5G | GSM, CDMA, HSPA, EVDO, LTE, 5G |
| Wi-Fi Standards | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax) | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax) |
| Wi-Fi Features | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, MIMO |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE | A2DP, LE |
| Navigation Systems | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, BeiDou, Galileo |
| Connectivity Features | Samsung DeX, UWB, NFC, FM Radio, USB Charging, USB Mass Storage, USB OTG, USB Type-C, USB Host 3.1, Computer Sync, OTA Sync, Tethering, eSIM, ANT+ | Samsung DeX, ANT+, NFC, FM Radio, USB Charging, USB Mass Storage, USB Host 3.2, USB OTG, USB Type-C, Computer Sync, OTA Sync, Tethering, VoLTE |
| USB Version | USB 3.2 | USB 3.2 |
| SAR American Head | 0.65 W/kg Best value | 1.07 W/kg |
| SAR American Body | 0.95 W/kg Best value | 1.03 W/kg |
| SAR (EU) head | 0.54 W/kg | 0.38 W/kg Best value |
| SAR (EU) body | 1.33 W/kg Best value | 1.52 W/kg |
| Max. download speed | 3,000 Mbps Best value | 2,000 Mbps |
| Max. upload speed | 422 Mbps Best value | 318 Mbps |
Audio
| Specification | Galaxy S21+ 5G | Galaxy S20 5G |
|---|---|---|
| Microphone Count | 2 | 2 |
| Audio Features | Stereo Speakers, Dolby Atmos, Hi-Res Audio, Noise-Cancellation Microphone, A2DP, LE, AVRCP, DIP, HFP, HID, HSP, MAP, PAN, OPP, PBAP/PAB, ANT+ | A2DP, LE, Stereo Speakers, Dolby Atmos, Hi-Res Audio |
Technical
| Specification | Galaxy S21+ 5G | Galaxy S20 5G |
|---|---|---|
| Model numbers | SM-G996B, SM-G996B/DS, SM-G996U, SM-G996U1, SM-G996W, SM-G996N, SM-G9960 | SM-G981, SM-G981F, SM-G981F/DS, SM-G981B/DS, SM-G981U, SM-G981U1, SM-G981N, SM-G981B, SM-G9810, SM-G981W, SC-51A, SCG01 |
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