Side-by-side technical data
vivo iQOO Z1x vs Samsung Galaxy M51
Comparison between vivo iQOO Z1x and Samsung Galaxy M51: camera, battery, fast charging, display, performance and colors, side by side. More phones from vivo and Samsung.
The verdict
Neither runs away with it: each wins something.
| Category | iQOO Z1x | Galaxy M51 |
|---|---|---|
| Design & display | 6.4 | 5.8 |
| Performance & hardware | 4.3 | 4.3 |
| Camera | 4.6 | 5.5 |
| Connectivity | 6.3 | 5.6 |
| Battery & charging | 5.7 | 6.2 |
Which one is for you?
vivo iQOO Z1x, if you care about…
- AnTuTu Score
- 323,500
- against 266,620
- Bluetooth Version
- Bluetooth 5.1
- against Bluetooth 5.0
- Display Refresh Rate
- 120 Hz
- against 60 Hz
- Maximum Storage Capacity
- 256 GB
- against 128 GB
Samsung Galaxy M51, if you care about…
- Battery Capacity
- 7,000 mAh
- against 5,000 mAh
- Display Technology
- Super AMOLED
- against IPS LCD
- Usable Surface
- 86.7 %
- against 83.6 %
- Expandable Storage
- Yes
- against No
Specification comparison
Performance
| Specification | iQOO Z1x | Galaxy M51 |
|---|---|---|
| Processor Model | Qualcomm SM7250 Snapdragon 765 5G | Qualcomm Snapdragon 730G |
| Processor Process Size | 7 nm Best value | 8 nm |
| Graphics GPU | Qualcomm Adreno 620 | Qualcomm Adreno 618 |
| Storage Type | UFS 2.1 | UFS 2.1 |
| Maximum CPU Clock | 2.4 GHz Best value | 2.2 GHz |
| Maximum Storage Capacity | 256 GB Best value | 128 GB |
| AnTuTu Score | 323,500 Best value | 266,620 |
| CPU Description | Octa-core processor with 1x2.4 GHz Kryo 475 Prime, 1x2.2 GHz Kryo 475 Gold, and 6x1.8 GHz Kryo 475 Silver | Octa-core CPU with 2 Kryo 470 Gold cores at 2.2 GHz and 6 Kryo 470 Silver cores at 1.8 GHz. |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 8 GB | 8 GB |
| RAM Type | LPDDR4X | LPDDR4X |
| Expandable Storage | No | Yes Best value |
| AnTuTu version | v8 | v8 |
Design
| Specification | iQOO Z1x | Galaxy M51 |
|---|---|---|
| Body Colors | Black, Blue, White | Black, Blue, White |
| Body Thickness | 9.1 mm Best value | 9.5 mm |
| Body Width | 76.5 mm | 76.3 mm |
| Body Height | 164.2 mm | 163.9 mm |
| Weight | 199.5 g Best value | 213 g |
| Usable Surface | 83.6 % | 86.7 % Best value |
| Body Materials | Plastic, Aluminium Alloy Best value | Glass, Plastic |
Battery
| Specification | iQOO Z1x | Galaxy M51 |
|---|---|---|
| Battery Capacity | 5,000 mAh | 7,000 mAh Best value |
| Battery Type | Li-Polymer | Li-Polymer |
| Fast Charge Power | 33 W Best value | 25 W |
| Battery Features | Fast Charging, Non-Removable, Rechargeable, Battery Level Indicator | Non-Removable, Rechargeable, Battery Level Indicator, Fast Charging |
Display
| Specification | iQOO Z1x | Galaxy M51 |
|---|---|---|
| Display Aspect Ratio | 20:9 | 20:9 |
| Display Technology | IPS LCD | Super AMOLED Best value |
| Peak Display Brightness | — | 420 nits |
| Display Diagonal | 6.57″ | 6.7″ Best value |
| Display Horizontal Resolution | 1,080 px | 1,080 px |
| Display Vertical Resolution | 2,408 px Best value | 2,400 px |
| Display Pixel Density | 402 ppi Best value | 393 ppi |
| Display Refresh Rate | 120 Hz Best value | 60 Hz |
| Display Contrast Ratio | 1,500 :1 | — |
| Display Features | IPS LCD, HDR10, Hole-Punch Notch, Scratch Resistant, Capacitive Touch, Multi-Touch, Frameless | Gorilla Glass 3, Always-On Display, Capacitive Touch, Multi-Touch, Hole-Punch Notch, Frameless |
Sensors
| Specification | iQOO Z1x | Galaxy M51 |
|---|---|---|
| Fingerprint Sensor Placement | Side | Side |
Sensor
| Specification | iQOO Z1x | Galaxy M51 |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass, Gravity Sensor, Gyroscope, Light Sensor, Cooling System | Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass |
Software
| Specification | iQOO Z1x | Galaxy M51 |
|---|---|---|
| Operating System | Android 10 | Android 10 |
| OS Family | Android | Android |
| OS Version | 10 | 10 |
| OS Update Support | — | 2 years |
| Google Services | No | Yes Best value |
Connectivity
| Specification | iQOO Z1x | Galaxy M51 |
|---|---|---|
| SIM Configurations | Dual Nano-SIM, Dual SIM Dual Standby | Dual Nano-SIM, Dual SIM Dual Standby, Dual SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 2G CDMA BC0, 2G CDMA B2, 2G CDMA B3, 2G CDMA B5, 2G CDMA B8, 3G UMTS B1, 3G UMTS B2, 3G UMTS B3, 3G UMTS B4, 3G UMTS B5, 3G UMTS B8, 3G UMTS 1700 AWS, 4G LTE B1, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B8, 4G LTE B34, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 5G NR n1, 5G NR n3, 5G NR n41, 5G NR n77, 5G NR n78 | 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 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 |
| Cellular Technologies | GSM, CDMA, HSPA, EVDO, LTE, 5G Best value | GSM, HSPA, UMTS, LTE, 4G |
| Wi-Fi Standards | Wi-Fi 802.11a/b/g/n/ac | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 802.11a/b/g/n/ac |
| Wi-Fi Features | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, MIMO | Dual Band, Wi-Fi Hotspot, Wi-Fi Direct |
| Bluetooth Version | Bluetooth 5.1 Best value | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, LE, aptX HD | A2DP, LE, AVRCP, DIP, HFP, HID, HSP, MAP, PAN, OPP, PBAP/PAB, HOGP |
| Navigation Systems | GPS, A-GPS, GLONASS, BeiDou, Galileo | GPS, A-GPS, GLONASS, Galileo, BeiDou |
| Connectivity Features | USB Charging, USB Mass Storage, USB OTG, USB Type-C, NFC, 3.5 mm Audio Jack, Computer Sync, OTA Sync, Tethering, VoLTE | 3.5 mm Audio Jack, NFC, FM Radio, USB Charging, USB Mass Storage, USB OTG, USB Type-C, Computer Sync, OTA Sync, Tethering, VoLTE, ANT+ |
| USB Version | USB 2.0 | USB 2.0 |
| SAR American Head | — | 1.38 W/kg |
| SAR (EU) head | — | 0.61 W/kg |
| SAR (EU) body | — | 1.45 W/kg |
| Max. download speed | 3,700 Mbps Best value | 800 Mbps |
| Max. upload speed | 1,600 Mbps Best value | 150 Mbps |
Audio
| Specification | iQOO Z1x | Galaxy M51 |
|---|---|---|
| Microphone Count | 2 Best value | 1 |
| Audio Features | A2DP, LE, aptX HD, Loudspeaker, Hi-Res Audio | Loudspeaker, Hi-Res Audio, A2DP, LE, AVRCP, DIP, HFP, HID, HSP, MAP, PAN, OPP, PBAP/PAB, HOGP |
Technical
| Specification | iQOO Z1x | Galaxy M51 |
|---|---|---|
| Model numbers | V2012A | SM-M515F, SM-M515F/DSN |
