Archos Diamond Gamma 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.

Display technology

OLED versus LCD

Diamond Gamma:

LCD

Galaxy A31:

OLED
Weight

Diamond Gamma: 35 g lighter

Diamond Gamma:

150 g

Galaxy A31:

185 g
Width

Diamond Gamma: 3.1 mm narrower

Diamond Gamma:

70 mm

Galaxy A31:

73.1 mm
Screen diagonal

Diamond Gamma: 0.9 in smaller diagonal

Diamond Gamma:

5.5 in

Galaxy A31:

6.4 in
Rear camera layout

Diamond Gamma:

Single

Galaxy A31:

Quad
Depth

Diamond Gamma: 0.6 mm thinner

Diamond Gamma:

8 mm

Galaxy A31:

8.6 mm

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. Diamond Gamma

Height:

143 mm
Width:

70 mm
Depth:

8 mm
2. Galaxy A31

Height:

159.3 mm +16.3 mm versus Diamond Gamma
Width:

73.1 mm +3.1 mm versus Diamond Gamma
Depth:

8.6 mm +0.6 mm versus Diamond Gamma

Weight

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

1. Diamond Gamma

150 g
2. Galaxy A31

185 g

+35 g versus Diamond Gamma

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. Diamond Gamma

Screen diagonal:

5.5 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

83.4 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 18.6% more rectangular screen area than Diamond Gamma.

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 Diamond Gamma, Galaxy A31, compared at the same storage capacity.
Storage	Diamond Gamma	Galaxy A31
32 GB	3 GB RAM	Not recorded
64 GB	Not recorded	4 GB RAM
128 GB	Not recorded	4 / 6 GB RAM Alternative RAM configurations

Practical features

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

1. Diamond Gamma

NFC:: See details Super AMOLED
Headphone jack:: Yes
Memory card support:: See details microSD · up to 128 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. Diamond Gamma

3000 mAh
2. Galaxy A31

5000 mAh

+2000 mAh versus Diamond Gamma

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. Diamond Gamma2. Galaxy A31

Everyday essentials

Everyday essentials — specifications for Diamond Gamma, Galaxy A31.
Specification	Diamond Gamma	Galaxy A31
Dimensions (HxWxD)	143 Х 70 Х 8 mm	159.3 Х 73.1 Х 8.6 mm
Weight	150 g	185 g
Technology	IPS LCD	Super AMOLED
Screen size	5.5" inch	6.4" inch
Screen resolution	720 x 1280 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 3 GB RAM	64GB 4GB RAM 128GB 4GB RAM 128GB 6GB RAM
Memory card support	microSD up to 128 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); nubia UI 4	Android 10.0; One UI 2.0
Chipset	Qualcomm MSM8940 Snapdragon 435 (28 nm)	Unknown
NFC	Super AMOLED	Yes (market/region dependent)
Headphone jack	Yes	Yes

Display

Display — specifications for Diamond Gamma, Galaxy A31.
Specification	Diamond Gamma	Galaxy A31
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	83.4 cm2	98.9 cm2
Screen format	16:9 (height:width)	20:9 (height:width)
Screen to body ratio	174.5 Х 83.3 Х 8.4 mm	84.9%
PPI /points per inch/	267 PPI	411 PPI

Camera and Video

Camera and Video — specifications for Diamond Gamma, Galaxy A31.
Specification	Diamond Gamma	Galaxy A31
Rear camera, main	13 MP Single	48 MP Quad
Camera specs	13 MP PDAF & laser AF f/2.2	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	Dual-LED flash HDR panorama	LED flash panorama HDR
Video	1080p@30fps	1080p@30fps
Front camera, selfie	5 MP Single	20 MP Single
Specifications	5 MP f/2.4	20 MP f/2.2 (wide)

Performance

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

Performance — specifications for Diamond Gamma, Galaxy A31.
Specification	Diamond Gamma	Galaxy A31
Processor CPU	Octa-core 1.4 GHz Cortex-A53	Octa-core (2x2.0 GHz & 6x1.7 GHz)
Graphics processor GPU	Adreno 505	Unknown
Antutu 7 score *	45325	Unknown

General specs

General specs — specifications for Diamond Gamma, Galaxy A31.
Specification	Diamond Gamma	Galaxy A31
Release date	2017 June	2020 March 24
Colors	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.	200 EUR	Unknown

Communication and Connectivity

Communication and Connectivity — specifications for Diamond Gamma, Galaxy A31.
Specification	Diamond Gamma	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 1(2100) 3(1800) 7(2600) 20(800)	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 Cat4 150/50 Mbps	HSPA LTE-A
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 b/g/n Wi-Fi Direct 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 GLONASS GALILEO BDS
USB	microUSB 2.0 USB On-The-Go	2.0 Type-C 1.0 reversible connector USB On-The-Go
Bluetooth	Android 4.4.2 (KitKat) A2DP Super AMOLED	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 Diamond Gamma, Galaxy A31.
Specification	Diamond Gamma	Galaxy A31
Radio	panorama	Unknown
Others	Active noise cancellation with dedicated mic	Unknown

Other features

Other features — specifications for Diamond Gamma, Galaxy A31.
Specification	Diamond Gamma	Galaxy A31
Dop	Sensors Fingerprint (front-mounted) Sensors Accelerometer proximity - For Europe	Sensors Fingerprint (under display optical) accelerometer gyro proximity compass - Fast charging 15W

Archos Diamond Gamma vs Samsung Galaxy A31