Nokia C1 vs Oppo A31

Compare recorded specifications, size and practical differences.

Nokia C1

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Oppo A31

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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.

WeightC1: 25 g lighterC1: 155 g · A31: 180 g
WidthC1: 4.1 mm narrowerC1: 71.4 mm · A31: 75.5 mm
Screen diagonalC1: 1.05 in smaller diagonalC1: 5.45 in · A31: 6.5 in
Rear camera layoutSingle / TripleC1: Single · A31: Triple
HeightC1: 16.3 mm shorterC1: 147.6 mm · A31: 163.9 mm
Release year2019 / 2020C1: 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.

Front

Side

1. C1
Height
147.6 mm
Width
71.4 mm
Depth
8.7 mm

Weight
155 g
2. A31
Height
163.9 mm
Width
75.5 mm
Depth
8.3 mm

Weight
180 g

Specifications

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Everyday essentials

Everyday essentials
Specification	C1	A31
Dimensions (HxWxD)	147.6 Х 71.4 Х 8.7 mm	163.9 Х 75.5 Х 8.3 mm
Weight	155 g	180 g
Technology	IPS LCD	IPS LCD
Screen size	5.45" inch	6.5" inch
Screen resolution	480 x 960 px	720 x 1600 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	16GB 1GB RAM	128GB 4GB RAM
Memory card support	microSD up to 64 GB	microSDXC (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.	2500 mAh Removable Li-Ion	4230 mAh Non-removable Li-Po
Operating system OS	Android 9.0 Pie (Go edition)	Android 9.0 (Pie); ColorOS 6.1
Chipset	Unknown	Mediatek MT6765V/CB Helio P35 (12nm)
Headphone jack	Yes	Yes

Display

Display
Specification	C1	A31
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	76.7 cm2	102.0 cm2
Screen format	18:9 (height:width)	20:9 (height:width)
Screen to body ratio	72.7%	82.4%
PPI /points per inch/	197 PPI	270 PPI

Camera and Video

Camera and Video
Specification	C1	A31
Rear camera, main	5 MP Single	12 MP Triple
Camera specs	5 MP f/2.4 AF	12 MP f/1.8 (wide) PDAF -2 MP f/2.4 27mm (macro) 1/5.0'' 1.75µm -2 MP (depth)
Functions	LED flash	HDR
Video	720p@30fps	1080p@30fps
Front camera, selfie	5 MP Single	8 MP Single
Specifications	5 MP	8 MP f/2.0

Performance

Performance
Specification	C1	A31
Processor CPU	Quad-core 1.3 GHz	Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Graphics processor GPU	Unknown	PowerVR GE8320
Antutu 8 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	105221

General specs

General specs
Specification	C1	A31
Release date	2019 December	2020 February 13
Colors	Black Red	Fantasy White Mystery Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	50 EUR	180 EUR
Body build	Glass front plastic back plastic frame	Glass front plastic back plastic frame

Communication and Connectivity

Communication and Connectivity
Specification	C1	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	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
Speed	HSPA 21.1/5.76 Mbps	HSPA 42.2/5.76 Mbps LTE-A
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n hotspot	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct hotspot
GPS	Yes with A-GPS	Yes with A-GPS BDS
USB	microUSB 2.0	microUSB 2.0 USB On-The-Go
Bluetooth	4.2 A2DP LE	5.0 A2DP LE
Harmful irradiation	SAR EU - 0.40 W/kg (head) 1.30 W/kg (body)	Unknown

Music and Audio

Music and Audio
Specification	C1	A31
Radio	FM radio	FM radio
Others	Unknown	480 nits typ. brightness

Other features

Other features
Specification	C1	A31
Dop	Sensors Accelerometer proximity	Sensors Fingerprint (rear-mounted) accelerometer proximity compass