Category Breakdown
Microsoft Surface Duo 2
vivo V21s
Performance
70.870.8
Camera
51.653.2
Display
84.584.5
Battery
43.548.0
Build
72.870.8
Overall
64.865.7
Summary
- The Microsoft Surface Duo 2 features a unique dual-screen design with a larger 8.3-inch AMOLED display, offering higher resolution and peak brightness compared to the vivo V21s's 6.44-inch AMOLED screen.
- In terms of performance, the Surface Duo 2 is powered by the Snapdragon 888, providing superior processing capabilities over the MediaTek Dimensity 800U found in the V21s.
- The camera system on the V21s is more advanced with a 64 MP main sensor and a 44 MP selfie camera, while the Surface Duo 2 has a 12 MP rear camera setup.
- Battery capacity is higher in the Surface Duo 2 at 4449 mAh, but the V21s supports faster charging at 33W.
- Both devices run Android, with the Surface Duo 2 on Android 11 and the V21s on Android 12, offering different software experiences.
Side-by-side Specification Comparison
Microsoft Surface Duo 2
vivo V21s
General
Release Date
2021, September 22
2022, November 17
Announced
2021, September 22
2022, November 17
Description
N/A
N/A
Display
Size
8.3"
6.44"
Type
AMOLED, 90Hz, HDR, 800 nits (peak)
AMOLED, 90Hz, HDR10+, 500 nits (typ), 800 nits (HBM)
Resolution
1892 x 2688 pixels (~401 ppi density)
1080 x 2404 pixels, 20:9 ratio (~409 ppi density)
PPI
1892
1080
Refresh Rate
90Hz
90Hz
Peak Brightness
N/A
N/A
HDR Support
✓
✓
Protection
Corning Gorilla Glass Victus
N/A
Performance
Chipset
Qualcomm SM8350 Snapdragon 888 5G (5 nm)
Mediatek Dimensity 800U (7 nm)
CPU
Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)
GPU
Adreno 660
Mali-G57 MC3
Memory
128GB 8GB RAM, 256GB 8GB RAM, 512GB 8GB RAM
128GB 8GB RAM
Expandable Storage
✗
✗
Card Slot
No
microSDXC (uses shared SIM slot)
Camera
Main Camera
12 MP
64 MP
Main Camera Details
12 MP, f/1.7, 27mm (wide), 1.4µm, dual pixel PDAF, OIS12 MP, f/2.4, 51mm (telephoto), 1.0µm, PDAF, OIS, 2x optical zoom16 MP, f/2.2, 13mm (ultrawide), 1.0µmTOF 3D, (depth)
64 MP, f/1.8, 26mm (wide), 0.7µm, PDAF, OIS8 MP, f/2.2, 120˚, 16mm (ultrawide), 1/4.0", 1.12µm2 MP, f/2.4, (macro)
Front Camera
12 MP
44 MP
Front Camera Details
12 MP, f/2.0, 24mm (wide), 1.0µm
44 MP, f/2.0, (wide), AF, OIS
Video Recording
4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, HDR
4K@30fps, 1080p@30/60fps
Selfie Video
1080p@30fps
4K@30fps, 1080p@30fps
OIS
✓
✓
Night Mode
✗
✗
RAW Support
✗
✗
Battery
Capacity
4449 mAh
4000 mAh
Battery Details
Li-Po 4449 mAh
4000 mAh
Charging Details
23W wired
33W wired, 63% in 30 min
Fast Charging
✗
✗
Wireless Charging
✗
✗
Build & Design
Dimensions
Unfolded: 184.5 x 145.2 x 5.5 mmFolded: 145.2 x 92.1 x 11 mm
159.7 x 73.9 x 7.3 mm or 7.4 mm
Weight
284 g
176 g
Materials
Glass front (Gorilla Glass Victus), glass back (Gorilla Glass)
N/A
Water Resistance
N/A
N/A
Colors
Glacier, Obsidian
Dusk Blue, Gradient
Foldable
✗
✗
Connectivity
SIM
Nano-SIM +eSIM
Nano-SIM + Nano-SIM
Network
GSM / HSPA / LTE / 5G
GSM / HSPA / LTE / 5G
Network Speed
HSPA 42.2/5.76 Mbps, LTE (5CA) Cat20 2000/150 Mbps, 5G 6 Gbps DL
HSPA, LTE, 5G
5G
✓
✓
4G
✓
✓
WiFi
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Bluetooth
5.1, A2DP, LE, aptX Adaptive
5.1, A2DP, LE
NFC
✓
✓
USB
USB Type-C 3.2, DisplayPort
USB Type-C 2.0, OTG
IR Blaster
✗
✗
Headphone Jack
✗
✗
Radio
✗
✗
Positioning
GPS, GLONASS, GALILEO, QZSS, BDS
GPS, GLONASS, GALILEO, BDS
Software
Operating System
Android 11
Android 12, Funtouch 12
OS Version
Android 11
Android 12, Funtouch 12
Security
Fingerprint
✓
✓
Face Unlock
✗
✗
Sensors
Fingerprint (side-mounted), dual accelerometer, dual gyro, dual proximity, dual compass
Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
Audio
Stereo Speakers
✓
✗
Loudspeaker
Yes, with stereo speakers
Yes
Audio Jack
No
No

