Oppo A1 Pro vs vivo X51 5G

Network
2G network

GSM 850, 900, 1800, 1900; CDMA 800

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 850, 900, 1900, 2100; CDMA2000 1x

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

LTE frequency band 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 66
5G network

5G band 1, 5, 8, 28, 41, 77, 78 SA/NSA

5G band 1, 3, 7, 8, 28, 38, 41, 77, 78 SA/NSA
HSDPA speed

42.2 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
LTE speed

LTE, 750 Mbps download, 211 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Display
Display type

OLED

AMOLED
Physical size

6.7 inches

6.56 inches
Resolution

1080 x 2412 pixels

1080 x 2376 pixels
Pixel density

394 ppi

398 ppi
Display colors

1073741824

16777216
Protection

Scratch resistant, 3D curved glass screen, AGC DT-Star2

Scratch resistant
Display features

120Hz, 500 nits (typ), 800 nits (HBM), 950 nits (peak)

90Hz, HDR10+
DxOMark display score

-

87

Hardware
CPU

Octa-core

Octa-core
CPU

Dual-core 2.2 GHz Kryo 660 Gold

Single-core 2.4 GHz Kryo 475 Prime
CPU(second)

Hexa-core 1.7 GHz Kryo 660 Silver

Single-core 2.2 GHz Kryo 475 Gold
CPU(third)

Hexa-core 1.8 GHz Kryo 475 Silver
Chipset

Qualcomm SM6375 Snapdragon 695 5G

Qualcomm SM7250 Snapdragon 765G
GPU

Adreno 619

Adreno 620
Memory RAM

8, 12 GB

8 GB
Internal storage

128, 256 GB

256 GB
Memory card

microSD, microSDHC, microSDXC

No
Memory card max

1 TB

-
Storage

UFS 2.2

UFS 2.1

Main camera
Camera type

Dual

Quad
Main camera

(wide) , 108 MP, f/1.7 , 84˚ , 24 mm, 1/1.67" , 0.64 µm

(wide) , 48 MP, f/1.6 , 1/1.2" , 0.8 µm
(depth) , 2 MP, f/2.4 , 89˚ , 1/5" , 1.75 µm

(periscope telephoto) , 8 MP, f/3.4 , 1/4.0" , 135 mm, 5x optical zoom
(portrait) , 13 MP, f/2.5 , 50 mm, 1/2.8" , 0.8 µm, 2x optical zoom
(ultrawide) , 8 MP, f/2.2 , 120˚ , 16 mm, 1/4.0" , 1.12 µm
Primary camera resolution

12000 x 9000 pixels

8000 x 6000 pixels
Primary camera video

1080p@30fps

4K@30fps, 1080p@30fps, gyro-EIS
Primary camera flash

LED flash

dual-LED dual-tone flash
Camera features

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

Autofocus, continuous shooting, digital zoom, digital image stabilization, optical image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus
DxOMark photo

-

117
DxOMark zoom

-

67
DxOMark video

-

102
DxOMark camera score

-

114

Selfie camera
Selfie camera type

Single

Single
Selfie camera

(wide) , 16 MP, f/2.4 , 82˚ , 1/3" , 1.0 µm

(wide) , 32 MP, f/2.5 , 1/2.8" , 0.8 µm, 26 mm
Selfie camera resolution

4608 x 3456 pixels

6528 x 4896 pixels
Selfie camera features

Face unlock

Face unlock
Selfie camera video

1080p@30fps

1080p@30fps
DxOMark photo

-

82
DxOMark video

-

78
DxOMark camera score

-

81

Connectivity
WLAN

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

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

-

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

Yes

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.1

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
Bluetooth AptX

aptX HD

aptX HD
NFC

Yes; NFC-SIM, eSE, eID

Yes
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

Yes

Yes
GALILEO

Yes

Yes
BDS

Yes

Yes
QZSS

Yes

-

Features
Sensors

Accelerometer, compass, fingerprint, gyroscope, proximity

Accelerometer, color spectrum, compass, fingerprint, gyroscope, proximity

Battery
Battery type

Li-Po

Li-Po
Battery capacity

4800 mAh

4315 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

SuperVOOC, 67W (80% in 30 min)

Vivo FlashCharge (57% in 30 min)
Reverse charging

Yes

-
DxOMark autonomy

-

45
DxOMark charging

-

80
DxOMark efficiency

-

68
DxOMark battery score

-

60