Compare devices phone

PDF
Oppo A91
Oppo · phone

A91

ZTE nubia X
ZTE · phone

nubia X

3

Search above to add a device

Launch

2
Announced
2019-12-20
2018-10-12
Status
Available
Available

Network

4
2G bands
  • P-GSM-900
  • GSM-850
  • DCS-1800
  • T-GSM-900
  • R-GSM-900
  • E-GSM-900
  • P-GSM-900
  • E-GSM-900
  • R-GSM-900
  • T-GSM-900
  • GSM-850
  • DCS-1800
3G bands
  • B2 (1900 MHz)
  • B25 (1900 MHz)
  • B26 (850 MHz)
  • B5 (850 MHz)
  • B5 (850 MHz)
  • B8 (900 MHz)
  • B26 (850 MHz)
  • B2 (1900 MHz)
  • B25 (1900 MHz)
4G bands
  • B28 (700 MHz)
  • B38 (2600 MHz)
  • B7 (2600 MHz)
  • B40 (2300 MHz)
  • B5 (850 MHz)
  • B8 (900 MHz)
  • B20 (800 MHz)
  • B1 (2100 MHz)
  • B1 (2100 MHz)
  • B8 (900 MHz)
  • B39 (1900 MHz)
  • B38 (2600 MHz)
  • B4 (1700 MHz)
  • B34 (2000 MHz)
  • B41 (2500 MHz)
  • B3 (1800 MHz)
SIM
  • Dual SIM (Nano-SIM)
  • Dual SIM (Nano-SIM)

Body

8
Height
160.2 mm
154.1 mm
Width
73.3 mm
73.3 mm
Thickness
7.9 mm
8.4 mm
Weight
172 g
181 g
Colors
  • Unicorn White
  • Red
  • Blazing Blue
  • Lightening Black
  • Deep Gray
  • Starry Night (512 GB only)
  • black gold
  • Sea Blue
  • Blue Gold
Back material
Plastic
Glass
Frame material
Plastic
Aluminum
QWERTY keyboard
✕ No
✕ No

Platform

2
OS
Android 9.0 Pie
Android 8.1 Oreo
Chipset
Helio P70
Snapdragon 835 (10 nm)

Memory

3
Memory
  • 4GB RAM, 128GB
  • 8GB RAM, 128GB
  • 8GB RAM, 256GB
  • 6GB RAM, 64GB
  • 8GB RAM, 128GB
  • 8GB RAM, 256GB
  • 8GB RAM, 512GB
Card slot
microSDXC
–
Dedicated card slot
✓ Yes
✕ No

Display

8
Size
6.4"
6.26"
Resolution width
1080 px
1080 px
Resolution height
2400 px
2280 px
Pixel density
408 ppi
403 ppi
High refresh rate
✕ No
✕ No
Display area
100.4 cm²
97.8 cm²
Screen-to-body ratio
85.5%
86.6%
Technology
AMOLED
IPS LCD

Main camera

5
Cameras
  • 48MP, f/2, wide, PDAF
  • 8MP, ultrawide
  • 2MP, depth
  • 2MP, standard
  • 24MP, f/1.8, standard, PDAF
  • 16MP, standard, PDAF
Flash
LED
Dual-LED dual-tone
Video
1080p@30fps
  • 1080p@30fps
  • 4K@30fps
HDR
✓ Yes
✓ Yes
Panorama
✓ Yes
✓ Yes

Selfie camera

5
Cameras
  • 16MP, wide, AF
–
Video
1080p@30fps
  • 1080p@30fps
  • 4K@30fps
HDR
✓ Yes
✓ Yes
Pop-up camera
✕ No
✕ No
Flash
–
Dual-LED dual-tone

Sound

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

Sensors

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

Connectivity

7
Wi-Fi
  • 802.11b (1–11 Mbit/s)
  • Wi‑Fi 5 (802.11ac) (433–6933 Mbit/s)
  • Wi‑Fi 4 (802.11n) (72–600 Mbit/s)
  • Wi‑Fi 6E (802.11ax) (600–9608 Mbit/s)
  • 802.11a (6–54 Mbit/s)
  • 802.11g (6–54 Mbit/s)
  • Wi‑Fi 6 (802.11ax) (600–9608 Mbit/s)
  • Wi‑Fi 4 (802.11n) (72–600 Mbit/s)
  • Wi‑Fi 5 (802.11ac) (433–6933 Mbit/s)
  • 802.11g (6–54 Mbit/s)
  • 802.11b (1–11 Mbit/s)
Bluetooth
Bluetooth 4.2
Bluetooth 5.0
USB
USB Type-C 2.0
  • USB On-The-Go
  • USB Type C
GPS
✓ Yes
✓ Yes
NFC
✕ No
✕ No
Infrared port
✕ No
✕ No
FM radio
✓ Yes
✕ No

Battery

5
Capacity
4025 mAh
3800 mAh
Type
Li-Po
Li-Po
Charging power
20 W
18 W
Removable
✕ No
✕ No
Wireless charging
✕ No
✕ No