Oppo A1k vs vivo Y51 2020

Oppo A1k

vivo Y51 2020

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

WCDMA 850, 900, 2100

HSDPA 850, 900, 2100
4G network

LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 28(700), 38(2600), 40(2300), 41(2500)

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

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

LTE Cat 4, 150.8 Mbps download, 51 Mbps upload

LTE-A, 630 Mbps download, 150 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Plastic body

-
SIM

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

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

154.5 mm

159.3 mm
Width

73.8 mm

75.2 mm
Thickness

8.4 mm

8.7 mm
Weight

170 g

186.7 g
Colors

Black, Red

Black, Blue, White

Display
Display type

IPS capacitive touchscreen

Super AMOLED
Physical size

6.1 inches

6.38 inches
Resolution

720 x 1560 pixels

1080 x 2340 pixels
Pixel density

282 ppi

404 ppi
Display colors

16777216

16777216
Protection

2.5D curved glass screen, scratch resistant, Corning Gorilla Glass 3

-
Multitouch

Yes

-

Main camera
Camera type

Single

Quad
Main camera

8 MP, f/2.2 , 1/3.2" , 1.4 µm

48 MP, f/1.8 , 1/2.0" , 0.8 µm, (wide)
(ultrawide) , 2 MP, f/2.2 , 1/4.0" , 1.12 µm
(macro) , 2 MP, f/2.4
(depth) , 2 MP, f/2.4
Primary camera resolution

3264 x 2448 pixels

-
Primary camera video

1080p@30fps

1080p@30fps, gyro-EIS
Primary camera flash

LED flash

LED flash
Camera features

Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection

HDR, Panorama

Selfie camera
Selfie camera type

-

Single
Selfie camera

5 MP, f/2 , 1/5" , 1.12 µm

16 MP, f/2.0 , 1/3.06" , 1.0 µm, (wide)
Selfie camera resolution

2560 x 1920 pixels

-
Selfie camera features

-

HDR
Selfie camera video

720p@30fps

1080p@30fps

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
Wi-Fi display

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
NFC

-

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

-

Yes
Beidou

Yes

-
BDS

-

Yes