Side-by-side technical data
Samsung Galaxy A51 vs vivo S1
Comparison between Samsung Galaxy A51 and vivo S1: camera, battery, fast charging, display, performance and colors, side by side. More phones from Samsung and vivo.
The verdict
Your pick: vivo S1, ahead on Design & display and Battery & charging. Unless Connectivity decides it for you.
| Category | Galaxy A51 | S1 |
|---|---|---|
| Design & display | 6.6 | 7.1 |
| Performance & hardware | 3.6 | 3.4 |
| Camera | 4.4 | 4.4 |
| Connectivity | 5.8 | 4.6 |
| Battery & charging | 3.7 | 4.6 |
Which one is for you?
Samsung Galaxy A51, if you care about…
- RAM Capacity
- 8 GB
- against 6 GB
- Storage Type
- UFS 2.0
- against eMMC 5.1
- Weight
- 172 g
- against 179 g
- Usable Surface
- 87.4 %
- against 83.3 %
vivo S1, if you care about…
- Battery Capacity
- 4,500 mAh
- against 4,000 mAh
- Fast Charge Power
- 18 W
- against 15 W
- Geekbench 6 Single-Core
- 422
- against 331
- Geekbench 6 Multi-Core
- 1,261
- against 1,052
Specification comparison
Performance
| Specification | Galaxy A51 | S1 |
|---|---|---|
| Processor Model | Samsung Exynos 9611 | MediaTek Helio P65 |
| Processor Process Size | 10 nm Best value | 12 nm |
| Graphics GPU | Mali-G72 MP3 | Mali-G52 MC2 |
| Storage Type | UFS 2.0 Best value | eMMC 5.1 |
| Maximum CPU Clock | 2.3 GHz Best value | 2 GHz |
| Maximum Storage Capacity | 256 GB | 256 GB |
| AnTuTu Score | 276,561 | 138,000 |
| Geekbench 6 Single-Core | 331 | 422 Best value |
| Geekbench 6 Multi-Core | 1,052 | 1,261 Best value |
| CPU Description | Octa-core CPU with 4 Cortex-A73 cores at 2.3 GHz and 4 Cortex-A53 cores at 1.7 GHz. | Octa-core processor with two 2.0 GHz Cortex-A75 cores and six 1.7 GHz Cortex-A55 cores. |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 8 GB Best value | 6 GB |
| RAM Type | LPDDR4X | — |
| Expandable Storage | Yes | Yes |
| AnTuTu version | v10 | — |
| Maximum memory card | — | 256 GB |
Design
| Specification | Galaxy A51 | S1 |
|---|---|---|
| Body Colors | Black, White, Blue, Pink | Black, Blue, Green |
| Body Thickness | 7.9 mm Best value | 8.1 mm |
| Body Width | 73.6 mm | 75.2 mm |
| Body Height | 158.5 mm | 159.5 mm |
| Weight | 172 g Best value | 179 g |
| Usable Surface | 87.4 % Best value | 83.3 % |
| Body Materials | Glass, Plastic | Glass, Plastic |
| Unfolded thickness | — | 8.1 mm |
Battery
| Specification | Galaxy A51 | S1 |
|---|---|---|
| Battery Capacity | 4,000 mAh | 4,500 mAh Best value |
| Battery Type | Li-Polymer | — |
| Fast Charge Power | 15 W | 18 W Best value |
| Battery Features | Non-Removable, Fast Charging, Rechargeable, Battery Level Indicator | Non-Removable, Fast Charging, Battery Level Indicator, Rechargeable |
Display
| Specification | Galaxy A51 | S1 |
|---|---|---|
| Display Aspect Ratio | 19.5:9 | 19.5:9 |
| Display Technology | Super AMOLED | Super AMOLED |
| Peak Display Brightness | 400 nits | — |
| Display Diagonal | 6.5″ Best value | 6.38″ |
| Display Horizontal Resolution | 1,080 px | 1,080 px |
| Display Vertical Resolution | 2,400 px Best value | 2,340 px |
| Display Pixel Density | 405 ppi Best value | 404 ppi |
| Display Refresh Rate | 60 Hz | — |
| Display Contrast Ratio | 20 :1 | — |
| Display Features | Gorilla Glass 3, AMOLED, Hole-Punch Notch, Scratch Resistant, Capacitive Touch, Multi-Touch, Frameless, Always-On Display | Always-On Display, Capacitive Touch |
Sensors
| Specification | Galaxy A51 | S1 |
|---|---|---|
| Fingerprint Sensor Placement | Under Display | Under Display |
Sensor
| Specification | Galaxy A51 | S1 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Compass, Light Sensor, Proximity Sensor | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass, Gyroscope |
Software
| Specification | Galaxy A51 | S1 |
|---|---|---|
| Operating System | Android 13 | Android 9 |
| OS Family | Android | Android |
| OS Version | 13 Best value | 9 |
| OS Update Support | 2 years | — |
| Google Services | Yes | — |
| Widevine L1 | Yes | — |
Connectivity
| Specification | Galaxy A51 | S1 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM, Dual SIM Dual Standby | Dual Nano-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B2, 3G UMTS B3, 3G UMTS B4, 3G UMTS B5, 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 B20, 4G LTE B26, 4G LTE B28A, 4G LTE B28B, 4G LTE B38, 4G LTE B40, 4G LTE B41, 4G LTE B66 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B20, 4G LTE B38, 4G LTE B40, 4G LTE B41 |
| Cellular Technologies | GSM, HSPA, UMTS, LTE, 4G | GSM, HSPA, LTE, 4G |
| Wi-Fi Standards | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) | Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac) |
| Wi-Fi Features | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display | Dual Band, Wi-Fi Direct |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE, AVRCP, DIP, HFP, HID, HSP, MAP, PAN, OPP, PBAP/PAB, HOGP, ANT+ | A2DP, LE |
| Navigation Systems | GPS, A-GPS, GLONASS, BeiDou, Galileo Best value | GPS, GLONASS, Galileo, BeiDou |
| Connectivity Features | 3.5 mm Audio Jack, Virtual Proximity Sensing, NFC, FM Radio, USB Charging, USB Mass Storage, USB OTG, USB Type-C, Computer Sync, OTA Sync, Tethering, VoLTE, ANT+ | 3.5 mm Audio Jack, FM Radio, microUSB, USB OTG |
| USB Version | USB 2.0 | microUSB |
| SAR American Head | 0.8 W/kg | — |
| SAR American Body | 0.67 W/kg | — |
| SAR (EU) head | 0.37 W/kg | — |
| SAR (EU) body | 1.59 W/kg | — |
| Max. download speed | 600 Mbps Best value | 300 Mbps |
| Max. upload speed | 150 Mbps Best value | 50 Mbps |
Audio
| Specification | Galaxy A51 | S1 |
|---|---|---|
| Microphone Count | 2 | 2 |
| Audio Features | Loudspeaker | A2DP, LE, Loudspeaker |
Technical
| Specification | Galaxy A51 | S1 |
|---|---|---|
| Model numbers | SM-A515F, SM-A515F/DSN, SM-A515F/DS, SM-A515F/DST, SM-A515F/DSM, SM-A515F/N, SM-A515U, SM-A515U1, SM-A515W, SM-A515X, SM-S515DL | 1907, V1907, 1907_19, V1913A |
