Screen size
Surface Duo8.1"
Surface Duo 2Winner: 8.3"+2.4%
Quick verdict
Surface Duo 2 leads the measured specs 14-2.
Measured wins
Surface Duo
2
spec wins
Ties
5
equal specs
Surface Duo 2
14
spec wins
Overall winner
Screen size
Technology
Surface Duo
GSM / HSPA / LTE
Surface Duo 2
GSM / HSPA / LTE / 5G
2G bands
Surface Duo
GSM 850 / 900 / 1800 / 1900
Surface Duo 2
GSM 850 / 900 / 1800 / 1900
3G bands
Surface Duo
HSDPA 850 / 900 / 1900 / 2100
Surface Duo 2
HSDPA 850 / 900 / 1900 / 2100
4G bands
Surface Duo
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 66
Resolution
Refresh rate
Peak brightness
Pixel density
equal specsCPU speed
equal specsRAM
Storage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
NFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
Surface Duo 2
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 42, 46, 48, 66, 71
Speed
Surface Duo
HSPA 42.2/5.76 Mbps, LTE Cat18 1200/150 Mbps
Surface Duo 2
HSPA 42.2/5.76 Mbps, LTE (5CA) Cat20 2000/150 Mbps, 5G 6 Gbps DL
5G bands
Surface Duo
-
Surface Duo 2
1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77, 78, 79 SA/NSA/Sub6 - International, 1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77, 78, 79, 257, 260, 261 SA/NSA/Sub6/mmWave - USA
Announced
Surface Duo
2020, August 12. Released 2020, September 10
Surface Duo 2
2021, September 22. Released 2021, October 21
Status
Surface Duo
Discontinued
Surface Duo 2
Discontinued
Dimensions
Surface Duo
Unfolded: 186.9 x 145.2 x 4.8 mm Folded: 145.2 x 93.3 x 9.9 mm
Surface Duo 2
Unfolded: 184.5 x 145.2 x 5.5 mm Folded: 145.2 x 92.1 x 11 mm
Weight
Surface Duo
250 g (8.82 oz)
Surface Duo 2
284 g (10.02 oz)
Build
Surface Duo
Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5)
Surface Duo 2
Glass front (Gorilla Glass Victus), glass back (Gorilla Glass)
SIM
Surface Duo
Nano-SIM + eSIM
Surface Duo 2
Nano-SIM + eSIM
Other
Surface Duo
Stylus support
Surface Duo 2
Stylus support
Type
Surface Duo
AMOLED
Surface Duo 2
AMOLED, 90Hz, HDR, 800 nits (peak)
Size
Surface Duo
8.1 inches, 195.4 cm2 (~144.2% screen-to-body ratio)
Surface Duo 2
8.3 inches, 204.0 cm2 (~152.6% screen-to-body ratio)
Resolution
Surface Duo
1800 x 2700 pixels, 3:2 ratio (~401 ppi density)
Surface Duo 2
1892 x 2688 pixels (~401 ppi density)
Protection
Surface Duo
Corning Gorilla Glass 5
Surface Duo 2
Corning Gorilla Glass Victus
Other
Surface Duo
Folded position display: 5.6 inches, AMOLED, 1350 x 1800 pixels (4:3)
Surface Duo 2
Folded position display: 5.8 inches, AMOLED, 1344 x 1892 pixels (4:3)
OS
Surface Duo
Android 10, upgradable to Android 12
Surface Duo 2
Android 11
Chipset
Surface Duo
Qualcomm SM8150 Snapdragon 855 (7 nm)
Surface Duo 2
Qualcomm SM8350 Snapdragon 888 5G (5 nm)
CPU
Surface Duo
Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.78 GHz Kryo 485)
Surface Duo 2
Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
GPU
Surface Duo
Adreno 640
Surface Duo 2
Adreno 660
Card slot
Surface Duo
No
Surface Duo 2
No
Internal
Surface Duo
128GB 6GB RAM, 256GB 6GB RAM
Surface Duo 2
128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM
Other
Surface Duo
UFS 3.0
Surface Duo 2
UFS
Single
Surface Duo
11 MP, f/2.0, 23mm (wide), 1.0µm, PDAF
Surface Duo 2
-
Features
Surface Duo
HDR, panorama
Surface Duo 2
Dual-LED dual-tone flash, HDR, panorama
Video
Surface Duo
4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, HDR
Surface Duo 2
4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, HDR
Triple
Surface Duo
-
Surface Duo 2
12 MP, f/1.7, 27mm (wide), 1.4µm, dual pixel PDAF, OIS 12 MP, f/2.4, 51mm (telephoto), 1.0µm, PDAF, OIS, 2x optical zoom 16 MP, f/2.2, 13mm (ultrawide), 1.0µm TOF 3D, (depth)
Single
Surface Duo
Uses main camera
Surface Duo 2
12 MP, f/2.0, 24mm (wide), 1.0µm
Features
Surface Duo
HDR, panorama
Surface Duo 2
-
Video
Surface Duo
4K@30/60fps, 1080p@30/60fps, gyro-EIS, HDR
Surface Duo 2
1080p@30fps
Loudspeaker
Surface Duo
Yes
Surface Duo 2
Yes, with stereo speakers
3.5mm jack
Surface Duo
No
Surface Duo 2
No
WLAN
Surface Duo
Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Surface Duo 2
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth
Surface Duo
5.0, A2DP, LE, aptX Adaptive
Surface Duo 2
5.1, A2DP, LE, aptX Adaptive
Positioning
Surface Duo
GPS
Surface Duo 2
GPS, GLONASS, GALILEO, QZSS, BDS
NFC
Surface Duo
No
Surface Duo 2
Yes
Radio
Surface Duo
No
Surface Duo 2
No
USB
Surface Duo
USB Type-C 3.1
Surface Duo 2
USB Type-C 3.2, DisplayPort
Sensors
Surface Duo
Fingerprint (side-mounted), dual accelerometer, dual gyro, proximity, dual compass
Surface Duo 2
Fingerprint (side-mounted), dual accelerometer, dual gyro, dual proximity, dual compass
Type
Surface Duo
Li-Po 3577 mAh
Surface Duo 2
Li-Po 4449 mAh
Charging
Surface Duo
18W wired
Surface Duo 2
23W wired
Colors
Surface Duo
White
Surface Duo 2
Glacier, Obsidian
Price
Surface Duo
About 650 EUR
Surface Duo 2
About 1480 EUR