Compare Surface Duo 2 vs Samsung Galaxy Tab A7 vs Samsung Galaxy Tab Active3
Variants
LTE
WiFi
Connectivity
Ports
USB-C 3.2 GEN2
USB 2.0 + 3.5mm headphone
USB 3.1 Gen 1 + Pogo Pin
Wireless Connectivity
WiFi 6 + Bluetooth 5.1 + NFC
WiFi 5 + Bluetooth 5.0
WiFi 6
Construction
Battery | Capacity
4449 mAh (typical) dual battery
7040 mAh
5050 mAh, removable
Camera | Front
12MP, f/2.0, 24 mm,1.0µm
5.0 MP
5.0MP
Camera | Rear
8.0 MP Autofocus
13MP AF
Camera | Rear | Telephoto
12MP, f/2.4 aperture, 51 mm, 1.0µm, PDAF, OIS and 2X optical zoom
Camera | Rear | Ultra-Wide
16MP, f/2.2 aperture, 13 mm, 1.0µm, 110o diagonal field of view with distortion correction
Camera | Rear | Wide
12MP, f/1.7 aperture, 27 mm, 1.4µm, dual pixel PDAF and OIS
Colors
Glacier, Obsidian
Dark Grey, Silver, and Gold
Form Factor
Tablet
Material
Corning Gorilla Glass Victus
Speakers
Stereo speakers
Quad Dolby Atmos speakers
Dimensions
Size | Depth
5.5 mm (unfolded) / 11.0 mm (folded)
7.0 mm
9.9 mm
Size | Height
145.2 mm
157.4 mm
213.8 mm
Size | Width
184.5 mm (unfolded) / 92.1 mm (folded)
247.6 mm
126.8 mm
Weight
284 g
476 g
Display
Aspect Ratio
16:10
Brightness
800 nits
Display Diagonal
8.3 inch (unfolded) / 5.8 inch (folded)
10.4 inch
8 inch
Display Type
OLED, PixelSense Fuhsion displays (AMOLED)
8-bit TFT
PLS TFT LCD
Gamut
100% sRGB, 100% DCI-P3
Pixel Density
401 ppi
Refresh Rate
90 Hz
Resolution
2688 x 1892
2000 x 1200
WUXGA, 1920 x 1200
Function
Bluetooth Profiles
aptX, aptX HD
A2DP, AVRCP, DI, HFP, HID, HOGP, HSP, MAP, OPP, PAN, PBAP
Chipset
Samsung Exynos 9810
Digitizer
S Pen (IP68 Certified)
GPS
GPS, Galileo, GLONASS, BeiDou, QZSS
GPS, Glonass, Beidou, Galileo
GPS + Glonass + Beidou +Galileo
HDR
Yes
Operating System
Android 11
Android
Android Q
Processor
Qualcomm Snapdragon 888 5G Mobile Platform
Octa-Core 2GHz, 1.8GHz
Octa-core 2.7GHz + 1.7GHz
SIM
1x nanoSIM + 1x eSIM 5G
4G LTE (optional)
4G LTE
Security
Fingerprint
Knox Suite + Biometric Authentication (Face Recognition, Fingerprint Scanner)
Sensor
Dual Accelerometer, Dual Gyroscope, Dual Magnetometer, Dual Ambient Light Sensor, Dual Proximity Sensor, Hall Sensor, Fingerprint Sensor
Accelerometer, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor
Accelerometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, RGB Light Sensor, Proximity Sensor
Video Codecs
HEVC and H.264
Video Recording
4K 60 fps / FHD 60 fps / slow-mo 240 fps
FHD 30p
Weather Resistance
IP68 Water and Dust Resistance
Performance
Battery Life
Up to 15.5 h or video playback, 28 h of talk time
Durability
1.5m Anti-shock with inbox protective cover, MIL-STD-810H
Memory | Capacity
8 GB
3 GB
4 GB
Memory | Type
LPDDR5
Power Supply
23 W
Storage
128, 256, 512 GB
32 GB + microSD
64 or 128 GB + microSD
Production
Availability
2021-10-21
Debut
2021-09
2020-09
2019-09-28
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