Side-by-side technical data
Microsoft Surface Duo vs Realme 7i
Comparison between Microsoft Surface Duo and Realme 7i: camera, battery, fast charging, display, performance and colors, side by side. More phones from Microsoft and Realme.
The verdict
Your pick: Microsoft Surface Duo, ahead on Design & display, Performance & hardware and Connectivity. Unless Camera or Battery & charging decides it for you.
| Category | Surface Duo | 7i |
|---|---|---|
| Design & display | 6.5 | 4.9 |
| Performance & hardware | 5.4 | 2.8 |
| Camera | 3.7 | 5.1 |
| Connectivity | 5.7 | 5.0 |
| Battery & charging | 3.2 | 6.6 |
Which one is for you?
Microsoft Surface Duo, if you care about…
- AnTuTu Score
- 572,200
- against 225,154
- Wi-Fi Standards
- Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 802.11a/b/g/n/ac
- against Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
- Storage Type
- UFS 3.0
- against eMMC 5.1
- Display Technology
- AMOLED
- against IPS LCD
Realme 7i, if you care about…
- Battery Capacity
- 6,000 mAh
- against 3,577 mAh
- RAM Capacity
- 8 GB
- against 6 GB
- Weight
- 208 g
- against 250 g
- Battery Features
- Fast Charging, Non-Removable, Rechargeable, Battery Level Indicator, Reverse Charging
- against Fast Charging, Non-Removable, Rechargeable, Battery Level Indicator
Specification comparison
Performance
| Specification | Surface Duo | 7i |
|---|---|---|
| Processor Model | Qualcomm Snapdragon 855 | MediaTek Helio G85 |
| Processor Process Size | 7 nm Best value | 12 nm |
| Graphics GPU | Qualcomm Adreno 640 | Mali-G52 MC2 |
| Storage Type | UFS 3.0 Best value | eMMC 5.1 |
| Maximum CPU Clock | 2.84 GHz Best value | 2 GHz |
| Maximum Storage Capacity | 256 GB Best value | 128 GB |
| AnTuTu Score | 572,200 Best value | 225,154 |
| Geekbench 6 Single-Core | — | 339 |
| Geekbench 6 Multi-Core | — | 1,208 |
| CPU Description | 1x Kryo 485 at 2.84 GHz + 3x Kryo 485 at 2.4 GHz + 4x Kryo 485 at 1.8 GHz | Octa-core processor with 2 Cortex-A75 cores at 2.0 GHz and 6 Cortex-A55 cores at 1.8 GHz |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 6 GB | 8 GB Best value |
| RAM Type | LPDDR4X | LPDDR4X |
| Expandable Storage | No | Yes Best value |
| AnTuTu version | v10 | v10 |
Design
| Specification | Surface Duo | 7i |
|---|---|---|
| Body Colors | White | Silver, Blue |
| Body Thickness | 4.8 mm Best value | 9.8 mm |
| Body Width | 93.3 mm | 75.9 mm |
| Body Height | 145.2 mm | 164.5 mm |
| Weight | 250 g | 208 g Best value |
| Usable Surface | 80 % | 81.7 % Best value |
| Body Materials | — | Plastic |
| Foldable | Yes | No |
Battery
| Specification | Surface Duo | 7i |
|---|---|---|
| Battery Capacity | 3,577 mAh | 6,000 mAh Best value |
| Battery Type | Li-Polymer | Li-Polymer |
| Fast Charge Power | 18 W | 18 W |
| Battery Features | Fast Charging, Non-Removable, Rechargeable, Battery Level Indicator | Fast Charging, Non-Removable, Rechargeable, Battery Level Indicator, Reverse Charging Best value |
Display
| Specification | Surface Duo | 7i |
|---|---|---|
| Display Aspect Ratio | 4:3 | 20:9 |
| Display Technology | AMOLED Best value | IPS LCD |
| Peak Display Brightness | — | 560 nits |
| Display Diagonal | 5.6″ | 6.5″ Best value |
| Display Horizontal Resolution | 1,350 px Best value | 720 px |
| Display Vertical Resolution | 1,800 px Best value | 1,600 px |
| Display Pixel Density | 401 ppi Best value | 270 ppi |
| Display Refresh Rate | — | 90 Hz |
| Touch Sampling Rate | — | 120 Hz |
| Display Contrast Ratio | — | 1,500 :1 |
| Display Features | Water Drop Notch, HDR10, Scratch Resistant, Gorilla Glass, Capacitive Touch, Multi-Touch, Frameless, Foldable Display, Touchscreen | Water Drop Notch, Gorilla Glass 3, Curved Glass, Scratch Resistant, Capacitive Touch, Multi-Touch, Touchscreen |
Sensors
| Specification | Surface Duo | 7i |
|---|---|---|
| Fingerprint Sensor Placement | Side | Rear |
Sensor
| Specification | Surface Duo | 7i |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Gyroscope, Hall Sensor, Light Sensor, Proximity Sensor, Compass | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass, Light Sensor, Gyroscope |
Software
| Specification | Surface Duo | 7i |
|---|---|---|
| Operating System | Android 11 | Android 10 |
| OS Family | Android | Android |
| OS Version | 11 Best value | 10 |
| Google Services | Yes | Yes |
Connectivity
| Specification | Surface Duo | 7i |
|---|---|---|
| SIM Configurations | Dual SIM Dual Standby, Nano-SIM + eSIM, Single SIM | Dual Nano-SIM, Dual SIM Dual Standby, Dual SIM |
| Cellular Bands | 2G GSM 1900, 2G GSM 1800, 2G GSM 850, 2G GSM 900, 3G UMTS B1, 3G UMTS B2, 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 B14, 4G LTE B19, 4G LTE B20, 4G LTE B25, 4G LTE B26, 4G LTE B28A, 4G LTE B28B, 4G LTE B29, 4G LTE B30, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B46, 4G LTE B66 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B1, 3G UMTS B2, 3G UMTS 1700 AWS, 3G UMTS B5, 3G UMTS B8, 3G UMTS 1900, 3G UMTS 2100, 3G UMTS B850, 3G UMTS B900, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B20, 4G LTE B28A, 4G LTE B28B, 4G LTE B38, 4G LTE B40, 4G LTE B41 |
| Cellular Technologies | 4G, LTE, 5G Best value | GSM, HSPA, UMTS, LTE, 3G, 4G |
| Wi-Fi Standards | Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 802.11a/b/g/n/ac Best value | 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 Hotspot, Wi-Fi Direct, Wi-Fi Display |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 |
| Bluetooth Profiles | A2DP, HFP, HID, HS, LE, MAP, PAN, OPP, PBAP/PAB, HOGP, aptX | A2DP, LE, aptX HD Best value |
| Navigation Systems | GPS, A-GPS, GLONASS, BeiDou, QZSS, Galileo Best value | GPS, A-GPS, GLONASS, BeiDou |
| Connectivity Features | 3.5 mm Audio Jack, Computer Sync, DLNA, eSIM, OTA Sync, Tethering, USB Charging, USB Mass Storage, USB OTG, USB Type-C | USB Charging, USB Mass Storage, USB OTG, USB Type-C, 3.5 mm Audio Jack, FM Radio, Computer Sync, OTA Sync, Tethering, VoLTE |
| USB Version | — | USB 2.0 |
| SAR (EU) head | — | 0.98 W/kg |
| SAR (EU) body | — | 1.1 W/kg |
| Max. download speed | 1,200 Mbps Best value | 390 Mbps |
| Max. upload speed | 150 Mbps | 150 Mbps |
Audio
| Specification | Surface Duo | 7i |
|---|---|---|
| Microphone Count | 2 | 2 |
| Audio Features | A2DP, HFP, HID, HS, LE, MAP, PAN, OPP, PBAP/PAB, HOGP, aptX | A2DP, LE, aptX HD, Loudspeaker |
