Nokia C31 vs Oppo A77 4G

Nokia C31

Oppo A77 4G

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 2100

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - global version; 1, 3, 5, 8, 34, 38, 39, 40, 41 - Europe; 1, 3, 5, 8, 40, 41 - Asia; 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - South Africa, Egypt

LTE frequency band 1, 3, 5, 8, 38, 40, 41
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE, Cat4, 150 Mbps download, 50 Mbps upload

LTE
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, plastic frame, plastic back

Glass front, plastic frame, plastic or leather back
SIM

Dual SIM (Nano-SIM, dual stand-by)

Dual SIM (Nano-SIM, dual stand-by)
Height

169.2 mm

163.8 mm
Width

77.98 mm

75.1 mm
Thickness

8.55 mm

8 mm
Weight

200 g

187/189 g
Waterproof

-

IP54
Dust proof

-

IP54
Colors

Blue, Gray

Blue, Orange

Display
Display type

IPS LCD

IPS LCD
Physical size

6.75 inches

6.56 inches
Resolution

720 x 1600 pixels

720 x 1612 pixels
Pixel density

260 ppi

269 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen

Scratch resistant, 2.5D curved glass screen
Display features

-

90Hz, 480 nits (typ), 600 nits (HBM)

Main camera
Camera type

Triple

Dual
Main camera

(wide) , 13 MP, f/2.2

(wide) , 50 MP, f/1.8 , 81˚
(macro) , 2 MP

(depth) , 2 MP, f/2.4 , 89˚
(depth) , 2 MP
Primary camera resolution

4160 x 3120 pixels

-
Primary camera video

1080p@30fps

1080p@30fps
Primary camera flash

LED flash

LED flash
Camera features

Autofocus, geotagging, panorama, HDR, touch focus, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode

-

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v4.2

v5.0
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
Bluetooth AptX

-

aptX HD
NFC

No

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes
QZSS

-

Yes