Asus Zenfone V V520KL vs Samsung Galaxy 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.

Weight

Zenfone V V520KL: 37.9 g lighter

Zenfone V V520KL:

147.1 g

Galaxy A31:

185 g
Screen diagonal

Zenfone V V520KL: 1.2 in smaller diagonal

Zenfone V V520KL:

5.2 in

Galaxy A31:

6.4 in
Rear camera layout

Zenfone V V520KL:

Single

Galaxy A31:

Quad
Depth

Zenfone V V520KL: 1 mm thinner

Zenfone V V520KL:

7.6 mm

Galaxy A31:

8.6 mm
Height

Zenfone V V520KL: 12.7 mm shorter

Zenfone V V520KL:

146.6 mm

Galaxy A31:

159.3 mm
Release year

Zenfone V V520KL:

2017

Galaxy 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. Zenfone V V520KL

Height:

146.6 mm
Width:

72.6 mm
Depth:

7.6 mm
2. Galaxy A31

Height:

159.3 mm +12.7 mm versus Zenfone V V520KL
Width:

73.1 mm
Depth:

8.6 mm +1 mm versus Zenfone V V520KL

Weight

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

1. Zenfone V V520KL

147.1 g
2. Galaxy A31

185 g

+37.9 g versus Zenfone V V520KL

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. Zenfone V V520KL

Screen diagonal:

5.2 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

74.5 cm²
2. Galaxy A31

Screen diagonal:

6.4 in

Aspect ratio (height:width):

20:9

Approximate rectangular screen area:

98.9 cm²

Galaxy A31 has approximately 32.7% more rectangular screen area than Zenfone V V520KL.

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 Zenfone V V520KL, Galaxy A31, compared at the same storage capacity.
Storage	Zenfone V V520KL	Galaxy A31
64 GB	Unknown	4 GB RAM
128 GB	Unknown	4 / 6 GB RAM Alternative RAM configurations

Zenfone V V520KL: Original memory entry

32 GB · 512GB 4GB

Practical features

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

1. Zenfone V V520KL

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 512 GB (uses SIM 2 slot)

2. Galaxy A31

NFC:: See details Yes (market/region dependent)
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. Zenfone V V520KL

3000 mAh
2. Galaxy A31

5000 mAh

+2000 mAh versus Zenfone V V520KL

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. Zenfone V V520KL2. Galaxy A31

Everyday essentials

Everyday essentials — specifications for Zenfone V V520KL, Galaxy A31.
Specification	Zenfone V V520KL	Galaxy A31
Dimensions (HxWxD)	146.6 Х 72.6 Х 7.6 mm	159.3 Х 73.1 Х 8.6 mm
Weight	147.1 g	185 g
Technology	AMOLED	Super AMOLED
Screen size	5.2" inch	6.4" inch
Screen resolution	1080 x 1920 px	1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	32 GB 512GB 4GB	64GB 4GB RAM 128GB 4GB RAM 128GB 6GB RAM
Memory card support	microSD up to 512 GB (uses SIM 2 slot)	microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.	3000 mAh Non-removable Li-Ion	5000 mAh Non-removable Li-Po
Operating system OS	Android 7 (Nougat); ZenUI 3	Android 10.0; One UI 2.0
Chipset	Qualcomm MSM8996 Snapdragon 820 (14 nm)	Unknown
NFC	Unknown	Yes (market/region dependent)
Headphone jack	Yes	Yes

Display

Display — specifications for Zenfone V V520KL, Galaxy A31.
Specification	Zenfone V V520KL	Galaxy A31
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	74.5 cm2	98.9 cm2
Screen format	16:9 (height:width)	20:9 (height:width)
Screen to body ratio	70.0%	84.9%
PPI /points per inch/	424 PPI	411 PPI
Screen protection	Corning Gorilla Glass 3	Unknown

Camera and Video

Camera and Video — specifications for Zenfone V V520KL, Galaxy A31.
Specification	Zenfone V V520KL	Galaxy A31
Rear camera, main	23 MP Single	48 MP Quad
Camera specs	23 MP f/2.0 1/2.6'' 1.0µm 4-axis OIS PDAF & laser AF	48 MP f/2.0 26mm (wide) 1/2.0" 0.8µm PDAF -8 MP f/2.2 13mm (ultrawide) 1/4.0" 1.12µm -5 MP f/2.4 (macro) -5 MP (depth)
Functions	HDR panorama	LED flash panorama HDR
Video	1080p@30fps	1080p@30fps
Front camera, selfie	8 MP Single	20 MP Single
Specifications	8 MP f/2.0	20 MP f/2.2 (wide)

Performance

Performance — specifications for Zenfone V V520KL, Galaxy A31.
Specification	Zenfone V V520KL	Galaxy A31
Processor CPU	Quad-core (2x2.15 GHz Kryo & 2x1.6 GHz Kryo)	Octa-core (2x2.0 GHz & 6x1.7 GHz)
Graphics processor GPU	Adreno 530	Unknown

General specs

General specs — specifications for Zenfone V V520KL, Galaxy A31.
Specification	Zenfone V V520KL	Galaxy A31
Release date	2017 September	2020 March 24
Colors	Sapphire Black	Prism Crush Black Prism Crush Blue Prism Crush Red Prism Crush White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	380 USD	Unknown
Battery life	Stand by time- Up to 210 h (3G) Talking time- Up to 18 h (3G)	Unknown

Communication and Connectivity

Communication and Connectivity — specifications for Zenfone V V520KL, Galaxy A31.
Specification	Zenfone V V520KL	Galaxy A31
SIM card	Hybrid Dual SIM (Nano-SIM dual stand-by)	Single SIM (Nano-SIM)Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 2(1900) 4(1700/2100) 5(850) 13(700)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE (unspecified)
Speed	HSPA 42.2/5.76 Mbps LTE-A (2CA) Cat6 400/50 Mbps	HSPA LTE-A
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct hotspot	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct hotspot
GPS	Yes with A-GPS GLONASS BDS	Yes with A-GPS GLONASS GALILEO BDS
USB	3.0 Type-C 1.0 reversible connector (PowerDelivery 2.0)	2.0 Type-C 1.0 reversible connector USB On-The-Go
Bluetooth	4.2 A2DP EDR LE	5.0 A2DP LE
Harmful irradiation	Unknown	SAR EU - 0.49 W/kg (head) 1.68 W/kg (body)

Music and Audio

Music and Audio — specifications for Zenfone V V520KL, Galaxy A31.
Specification	Zenfone V V520KL	Galaxy A31
Radio	No	Unknown
Others	24-bit/192kHz audio -DTS sound -Active noise cancellation with dedicated mic	Unknown

Other features

Other features — specifications for Zenfone V V520KL, Galaxy A31.
Specification	Zenfone V V520KL	Galaxy A31
Dop	Sensors Fingerprint (front-mounted) accelerometer gyro proximity compass - Fast battery charging: 60% in 37 min (Quick Charge 2.0) - For Verizon	Sensors Fingerprint (under display optical) accelerometer gyro proximity compass - Fast charging 15W

Asus Zenfone V V520KL vs Samsung Galaxy A31