OnePlus 7 Pro 5G vs Oppo A31: specs comparison

Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

Display technology

OLED versus LCD

7 Pro 5G:

OLED

A31:

LCD
Weight

A31: 26 g lighter

7 Pro 5G:

206 g

A31:

180 g
Depth

A31: 0.5 mm thinner

7 Pro 5G:

8.8 mm

A31:

8.3 mm
Release year

7 Pro 5G:

2019

A31:

2020

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

1. 7 Pro 5G

Height:

162.6 mm
Width:

75.9 mm
Depth:

8.8 mm +0.5 mm versus A31
2. A31

Height:

163.9 mm
Width:

75.5 mm
Depth:

8.3 mm

Weight

Bars start at zero and share a scale within this chart.

1. 7 Pro 5G

206 g

+26 g versus A31
2. A31

180 g

Screen size

Approximate rectangular screens calculated from recorded diagonal and aspect ratio at one relative scale. Rounded corners and cutouts are not subtracted. These are not phone outlines or calibrated actual sizes.

1. 7 Pro 5G

Screen diagonal:

6.67 in

Aspect ratio (height:width):

19.5:9

Approximate rectangular screen area:

109.2 cm²
2. A31

Screen diagonal:

6.5 in

Aspect ratio (height:width):

20:9

Approximate rectangular screen area:

102 cm²

7 Pro 5G has approximately 7.1% more rectangular screen area than A31.

Memory variants

Each row compares the same storage capacity. Cells show recorded RAM alternatives, not combined maxima. Not recorded does not mean unavailable in every market.

Recorded RAM for 7 Pro 5G, A31, compared at the same storage capacity.
Storage	7 Pro 5G	A31
128 GB	Unknown	4 GB RAM

7 Pro 5G: Original memory entry

256 GB · 8/12 GB RAM 128 GB · 6 GB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. 7 Pro 5G

NFC:: Yes
Headphone jack:: No
Memory card support:: No

2. A31

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSDXC (dedicated slot)

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded battery capacity

Bars start at zero and share a scale within this chart.

1. 7 Pro 5G

4000 mAh
2. A31

4230 mAh

+230 mAh versus 7 Pro 5G

Specifications

Open a section for more detail. On narrow screens, swipe sideways or use Left/Right arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

1. 7 Pro 5G2. A31

Everyday essentials

Everyday essentials — specifications for 7 Pro 5G, A31.
Specification	7 Pro 5G	A31
Dimensions (HxWxD)	162.6 Х 75.9 Х 8.8 mm	163.9 Х 75.5 Х 8.3 mm
Weight	206 g	180 g
Technology	Fluid AMOLED	IPS LCD
Screen size	6.67" inch	6.5" inch
Screen resolution	1440 x 3120 px	720 x 1600 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	256 GB 8/12 GB RAM 128 GB 6 GB RAM	128GB 4GB RAM
Memory card support	No	microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.	4000 mAh Non-removable Li-Po	4230 mAh Non-removable Li-Po
Operating system OS	Android 9.0 (Pie)	Android 9.0 (Pie); ColorOS 6.1
Chipset	Qualcomm SDM855 Snapdragon 855 (7 nm)	Mediatek MT6765V/CB Helio P35 (12nm)
NFC	Yes	Unknown
Headphone jack	No	Yes

Display

Display — specifications for 7 Pro 5G, A31.
Specification	7 Pro 5G	A31
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	109.2 cm2	102.0 cm2
Screen format	19.5:9 (height:width)	20:9 (height:width)
Screen to body ratio	88.5%	82.4%
PPI /points per inch/	515 PPI	270 PPI
Screen protection	Corning Gorilla Glass 5	Unknown

Camera and Video

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Camera and Video — specifications for 7 Pro 5G, A31.
Specification	7 Pro 5G	A31
Rear camera, main	48 MP Triple	12 MP Triple
Camera specs	48 MP f/1.6 (wide) 1/2" 0.8µm PDAF laser AF OIS - 8 MP f/2.4 78mm (telephoto) 3x zoom OIS - 16 MP f/2.2 13mm (ultrawide)	12 MP f/1.8 (wide) PDAF -2 MP f/2.4 27mm (macro) 1/5.0'' 1.75µm -2 MP (depth)
Functions	Auto-HDR	HDR
Video	1080p@30fps gyro-EIS	1080p@30fps
Front camera, selfie	16 MP Single	8 MP Single
Specifications	Motorized pop-up 16 MP f/2.0 25mm (wide) 1/3.0" 1.0µm	8 MP f/2.0
DxOMark Main Score *	114	Unknown
DxOMark Photo *	90	Unknown
DxOMark Video *	81	Unknown
DxOMark Selfie Score *	86	Unknown

Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for 7 Pro 5G, A31.
Specification	7 Pro 5G	A31
Processor CPU	Octa-core (1x2.84 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.80 GHz Kryo 485)	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Graphics processor GPU	Adreno 640	PowerVR GE8320
Antutu 7 score *	370542	Unknown
Antutu 8 score *	464180	105221
GeekBench 5 Single Core *	727	Unknown
GeekBench 5 Multi-Core *	2670	Unknown

General specs

General specs — specifications for 7 Pro 5G, A31.
Specification	7 Pro 5G	A31
Release date	2019 May	2020 February 13
Colors	Mirror Grey Almond Nebula Blue	Fantasy White Mystery Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	800 EUR	180 EUR
Body build	Front/back glass (Gorilla Glass 5) aluminum frame	Glass front plastic back plastic frame

Communication and Connectivity

Communication and Connectivity — specifications for 7 Pro 5G, A31.
Specification	7 Pro 5G	A31
SIM card	Dual SIM (Nano-SIM dual stand-by)	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100 -4G - LTE band 1(2100) 2(1900) 3(1800) 4(1700/2100) 5(850) 7(2600) 8(900) 12(700) 13(700) 17(700) 18(800) 19(800) 20(800) 25(1900) 26(850) 28(700) 29(700) 32(1500) 34(2000) 38(2600) 39(1900) 40(2300) 41(2500) 66(1700/2100) -5G - 5G NSA / Sub6 / mmWave	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
Speed	HSPA 42.2/5.76 Mbps LTE-A (5CA) Cat18 1200/150 Mbps; 5G (2+ Gbps DL)	HSPA 42.2/5.76 Mbps LTE-A
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct DLNA hotspot	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct hotspot
GPS	Yes with dual-band A-GPS GLONASS BDS GALILEO SBAS	Yes with A-GPS BDS
USB	3.1 Type-C 1.0 reversible connector USB On-The-Go	microUSB 2.0 USB On-The-Go
Bluetooth	5.0 A2DP LE aptX HD	5.0 A2DP LE

Music and Audio

Music and Audio — specifications for 7 Pro 5G, A31.
Specification	7 Pro 5G	A31
Radio	No	FM radio
Others	DCI-P3 -HDR10+ -90Hz Active noise cancellation with dedicated mic -Dolby Atmos sound	480 nits typ. brightness

Other features

Other features — specifications for 7 Pro 5G, A31.
Specification	7 Pro 5G	A31
Dop	Sensors Fingerprint (under display) accelerometer gyro proximity compass - Fast battery charging 30W (Warp Charge)	Sensors Fingerprint (rear-mounted) accelerometer proximity compass

OnePlus 7 Pro 5G vs Oppo A31

OnePlus 7 Pro 5G

Oppo A31

Key differences