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Microsoft Surface Duo
Microsoft · phone

Surface Duo

Samsung Galaxy A03
Samsung · phone

Galaxy A03

3

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Launch

2
Announced
2020-08-12
2021-11-26
Status
Available
Available

Network

4
2G bands
  • P-GSM-900
  • E-GSM-900
  • R-GSM-900
  • T-GSM-900
  • GSM-850
  • DCS-1800
  • DCS-1800
  • R-GSM-900
  • P-GSM-900
  • E-GSM-900
  • GSM-850
  • T-GSM-900
3G bands
  • B5 (850 MHz)
  • B8 (900 MHz)
  • B26 (850 MHz)
  • B2 (1900 MHz)
  • B25 (1900 MHz)
  • B8 (900 MHz)
  • B5 (850 MHz)
  • B26 (850 MHz)
4G bands
  • B1 (2100 MHz)
  • B2 (1900 MHz)
  • B13 (700 MHz)
  • B66 (1700 MHz)
  • B28 (700 MHz)
  • B14 (700 MHz)
  • B40 (2300 MHz)
  • B7 (2600 MHz)
  • B1 (2100 MHz)
  • B7 (2600 MHz)
  • B5 (850 MHz)
  • B20 (800 MHz)
  • B3 (1800 MHz)
  • B8 (900 MHz)
  • B41 (2500 MHz)
  • B28 (700 MHz)
SIM
  • Single SIM (Nano-SIM)
  • Dual SIM (Nano-SIM)
  • Single SIM (Nano-SIM)

Body

8
Weight
250 g
196 g
Colors
  • White
  • Blue
  • Red
  • Black
Back material
Glass
Plastic
Frame material
Glass
Plastic
QWERTY keyboard
✕ No
✕ No
Height
–
164.2 mm
Width
–
75.9 mm
Thickness
–
9.1 mm

Platform

2
OS
Android 10
Android 11
Chipset
Snapdragon 855
–

Memory

3
Memory
  • 6GB RAM, 128GB
  • 6GB RAM, 256GB
  • 3GB RAM, 32GB
  • 4GB RAM, 32GB
  • 4GB RAM, 64GB
  • 4GB RAM, 128GB
Dedicated card slot
✕ No
✓ Yes
Card slot
–
microSDXC

Display

8
Size
8.1"
6.5"
Resolution width
1800 px
720 px
Resolution height
2700 px
1600 px
Pixel density
401 ppi
270 ppi
High refresh rate
✕ No
✕ No
Display area
195.4 cm²
102 cm²
Screen-to-body ratio
144.2%
81.8%
Technology
AMOLED
PLS TFT

Main camera

5
Cameras
  • 11MP, f/2, wide, PDAF, AF
  • 48MP, f/1.7, wide
  • 2MP, depth
Video
  • 4K@30/60fps
  • 1080p@30/60/120/240fps
1080p@30fps
HDR
✓ Yes
✕ No
Panorama
✓ Yes
✕ No
Flash
–
LED

Selfie camera

4
Video
  • 1080p@30/60fps
  • 4K@30/60fps
–
HDR
✓ Yes
✕ No
Pop-up camera
✕ No
✕ No
Cameras
–
  • 5MP, f/2, standard, AF

Sound

3
3.5mm jack
✕ No
✓ Yes
Stereo speakers
✕ No
✕ No
Loudspeaker
✓ Yes
✓ Yes

Sensors

7
Fingerprint
side-mounted
–
Gyroscope
✓ Yes
✕ No
Compass
✓ Yes
✕ No
Barometer
✕ No
✕ No
Heart rate
✕ No
✕ No
Accelerometer
✓ Yes
✓ Yes
Proximity
✓ Yes
✓ Yes

Connectivity

7
Wi-Fi
  • Wi‑Fi 6 (802.11ax) (600–9608 Mbit/s)
  • Wi‑Fi 6E (802.11ax) (600–9608 Mbit/s)
  • 802.11g (6–54 Mbit/s)
  • 802.11b (1–11 Mbit/s)
  • Wi‑Fi 4 (802.11n) (72–600 Mbit/s)
  • Wi‑Fi 5 (802.11ac) (433–6933 Mbit/s)
  • 802.11a (6–54 Mbit/s)
  • 802.11g (6–54 Mbit/s)
  • Wi‑Fi 6E (802.11ax) (600–9608 Mbit/s)
  • Wi‑Fi 4 (802.11n) (72–600 Mbit/s)
  • 802.11a (6–54 Mbit/s)
  • Wi‑Fi 6 (802.11ax) (600–9608 Mbit/s)
  • 802.11b (1–11 Mbit/s)
  • Wi‑Fi 5 (802.11ac) (433–6933 Mbit/s)
Bluetooth
Bluetooth 5.0
Bluetooth 5.0
USB
USB Type-C 3.1
USB microUSB 2.0
GPS
✓ Yes
✓ Yes
NFC
✕ No
✕ No
Infrared port
✕ No
✕ No
FM radio
✕ No
✓ Yes

Battery

5
Capacity
3577 mAh
5000 mAh
Type
Li-Po
Li-Po
Charging power
18 W
–
Removable
✕ No
✕ No
Wireless charging
✕ No
✕ No