Kyocera DuraForce XD 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

DuraForce XD:

LCD

Galaxy A31:

OLED
Weight

Galaxy A31: 122 g lighter

DuraForce XD:

307 g

Galaxy A31:

185 g
Width

Galaxy A31: 13.3 mm narrower

DuraForce XD:

86.4 mm

Galaxy A31:

73.1 mm
Screen diagonal

DuraForce XD: 0.7 in smaller diagonal

DuraForce XD:

5.7 in

Galaxy A31:

6.4 in
Rear camera layout

DuraForce XD:

Single

Galaxy A31:

Quad
Depth

Galaxy A31: 5.3 mm thinner

DuraForce XD:

13.9 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. DuraForce XD

Height:

166.8 mm +7.5 mm versus Galaxy A31
Width:

86.4 mm +13.3 mm versus Galaxy A31
Depth:

13.9 mm +5.3 mm versus Galaxy A31
2. Galaxy A31

Height:

159.3 mm
Width:

73.1 mm
Depth:

8.6 mm

Weight

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

1. DuraForce XD

307 g

+122 g versus Galaxy A31
2. Galaxy A31

185 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. DuraForce XD

Screen diagonal:

5.7 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

89.6 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 10.4% more rectangular screen area than DuraForce XD.

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 DuraForce XD, Galaxy A31, compared at the same storage capacity.
Storage	DuraForce XD	Galaxy A31
16 GB	2 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. DuraForce XD

NFC:: Yes
Headphone jack:: Yes
Memory card support:: See details microSD · up to 64 GB

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. DuraForce XD

3700 mAh
2. Galaxy A31

5000 mAh

+1300 mAh versus DuraForce XD

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. DuraForce XD2. Galaxy A31

Everyday essentials

Everyday essentials — specifications for DuraForce XD, Galaxy A31.
Specification	DuraForce XD	Galaxy A31
Dimensions (HxWxD)	166.8 Х 86.4 Х 13.9 mm	159.3 Х 73.1 Х 8.6 mm
Weight	307 g	185 g
Technology	IPS LCD	Super AMOLED
Screen size	5.7" 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.	16 GB 2 GB RAM	64GB 4GB RAM 128GB 4GB RAM 128GB 6GB RAM
Memory card support	microSD up to 64 GB	microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.	3700 mAh Removable Li-Ion	5000 mAh Non-removable Li-Po
Operating system OS	Android 5.1 (Lollipop)	Android 10.0; One UI 2.0
Chipset	Qualcomm MSM8928 Snapdragon 400 (28 nm)	Unknown
NFC	Yes	Yes (market/region dependent)
Headphone jack	Yes	Yes

Display

Display — specifications for DuraForce XD, Galaxy A31.
Specification	DuraForce XD	Galaxy A31
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	89.6 cm2	98.9 cm2
Screen format	16:9 (height:width)	20:9 (height:width)
Screen to body ratio	62.1%	84.9%
PPI /points per inch/	258 PPI	411 PPI
Screen protection	Yes	Unknown

Camera and Video

Camera and Video — specifications for DuraForce XD, Galaxy A31.
Specification	DuraForce XD	Galaxy A31
Rear camera, main	8 MP Single	48 MP Quad
Camera specs	8 MP 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	LED flash HDR panorama	LED flash panorama HDR
Video	1080p@30fps	1080p@30fps
Front camera, selfie	2 MP Single	20 MP Single
Specifications	2 MP	20 MP f/2.2 (wide)

Performance

Performance — specifications for DuraForce XD, Galaxy A31.
Specification	DuraForce XD	Galaxy A31
Processor CPU	Quad-core 1.6 GHz Cortex-A7	Octa-core (2x2.0 GHz & 6x1.7 GHz)
Graphics processor GPU	Adreno 305	Unknown

General specs

General specs — specifications for DuraForce XD, Galaxy A31.
Specification	DuraForce XD	Galaxy A31
Release date	2015 October	2020 March 24
Colors	Black	Prism Crush Black Prism Crush Blue Prism Crush Red Prism Crush White
Battery life	Stand by time- Up to 816 h (3G) Talking time- Up to 23 h (3G)	Unknown

Communication and Connectivity

Communication and Connectivity — specifications for DuraForce XD, Galaxy A31.
Specification	DuraForce XD	Galaxy A31
SIM card	Nano-SIM	Single SIM (Nano-SIM)Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 - AT&T T-Mobile -4G - LTE band 1(2100) 2(1900) 3(1800) 4(1700/2100) 5(850) 7(2600) 17(700) 20(800) 29(700) - AT&T LTE band 1(2100) 12(700) 29(700) - T-Mobile	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 LTE	HSPA LTE-A
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac//r/k 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	Yes with A-GPS GLONASS GALILEO BDS
USB	microUSB 2.0	2.0 Type-C 1.0 reversible connector USB On-The-Go
Bluetooth	4.1 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 DuraForce XD, Galaxy A31.
Specification	DuraForce XD	Galaxy A31
Radio	No	Unknown
Others	Active noise cancellation with dedicated mic	Unknown

Other features

Other features — specifications for DuraForce XD, Galaxy A31.
Specification	DuraForce XD	Galaxy A31
Dop	Sensors Accelerometer gyro proximity compass barometer - Fast battery charging - IP68 dust/water proof (up to 1.5m for 30 mins) -MIL-STD-810G compliant	Sensors Fingerprint (under display optical) accelerometer gyro proximity compass - Fast charging 15W

Kyocera DuraForce XD vs Samsung Galaxy A31