| Hardware and OS | Microsoft Surface Duo | |
| Operating system | Android 10 | |
| Processor | Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485) | |
| Chipset | Qualcomm SM8150 Snapdragon 855 (7 nm) | |
| Internal memory | 128GB 6GB RAM, 256GB 6GB RAM | |
| External memory | No | |
| GPU | Adreno 640 | |
| Display | Microsoft Surface Duo | other phones |
| Size | 8.1 inches, 195.4 cm2 | |
| Resolution | 1800 x 2700 pixels, 3:2 ratio | |
| Type | AMOLED | |
| Protection | Corning Gorilla Glass 5 | |
| Main Camera | Microsoft Surface Duo | other phones |
| Camera | 11 MP, f/2.0, 23mm (wide), 1.0µm, PDAF | |
| Features | HDR, panorama | |
| Video | 4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, HDR | |
| Selfie camera | Microsoft Surface Duo | other phones |
| Camera | Uses main camera | |
| Features | HDR, panorama | |
| Video | 4K@30/60fps, 1080p@30/60fps, gyro-EIS, HDR | |
| Connectivity | Microsoft Surface Duo | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 | |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | |
| 4G Network | 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 66 | |
| Bluetooth | 5.0, A2DP, LE, aptX Adaptive | |
| GPS | Yes, with A-GPS | |
| NFC | No | |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (CA) Cat18 1200/150 Mbps | |
| Technology | GSM / HSPA / LTE | |
| USB | USB Type-C 3.1 | |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | |
| Multimedia | Microsoft Surface Duo | other phones |
| 3.5 mm Jack | No | |
| Loudspeaker | Yes | |
| Radio | No | |
| Battery | Microsoft Surface Duo | other phones |
| Type | Li-Po 3577 mAh, non-removable | |
| Charging | Fast charging 18W | |
| Design | Microsoft Surface Duo | other phones |
| Body build | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5) | |
| Body | Stylus support | |
| Colors | White | |
| Dimensions | Unfolded: 186.9 x 145.2 x 4.8 mm
Folded: 145.2 x 93.3 x 9.9 mm | |
| Weight | 250 g (8.82 oz) | |
| SIM | Nano-SIM, eSIM | |
| Features | Microsoft Surface Duo | other phones |
| Sensors | Fingerprint (side-mounted), dual accelerometer, dual gyro, proximity, dual compass | |
