Gigabyte GSmart Roma RX vs Samsung Galaxy A31

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    GSmart Roma RX:
    LCD
    Galaxy A31:
    OLED
  • Weight

    GSmart Roma RX: 30 g lighter

    GSmart Roma RX:
    155 g
    Galaxy A31:
    185 g
  • Screen diagonal

    GSmart Roma RX: 1.4 in smaller diagonal

    GSmart Roma RX:
    5 in
    Galaxy A31:
    6.4 in
  • Rear camera layout

    GSmart Roma RX:
    Single
    Galaxy A31:
    Quad
  • Depth

    Galaxy A31: 0.9 mm thinner

    GSmart Roma RX:
    9.5 mm
    Galaxy A31:
    8.6 mm
  • Height

    GSmart Roma RX: 17.3 mm shorter

    GSmart Roma RX:
    142 mm
    Galaxy A31:
    159.3 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. 1. GSmart Roma RX

    Height:
    142 mm
    Width:
    73 mm
    Depth:
    9.5 mm +0.9 mm versus Galaxy A31
  2. 2. Galaxy A31

    Height:
    159.3 mm +17.3 mm versus GSmart Roma RX
    Width:
    73.1 mm
    Depth:
    8.6 mm

Weight

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

  1. 1. GSmart Roma RX

    155 g

  2. 2. Galaxy A31

    185 g

    +30 g versus GSmart Roma RX

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. 1. GSmart Roma RX

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 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 43.5% more rectangular screen area than GSmart Roma RX.

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 GSmart Roma RX, Galaxy A31, compared at the same storage capacity.
StorageGSmart Roma RXGalaxy A31
64 GB Unknown 4 GB RAM
128 GB Unknown 4 / 6 GB RAM Alternative RAM configurations
GSmart Roma RX: Original memory entry

4 GB · 512 MB 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. GSmart Roma RX

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated 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. 1. GSmart Roma RX

    2000 mAh

  2. 2. Galaxy A31

    5000 mAh

    +3000 mAh versus GSmart Roma RX

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. GSmart Roma RX2. Galaxy A31

Everyday essentials
Everyday essentials — specifications for GSmart Roma RX, Galaxy A31.
SpecificationGSmart Roma RXGalaxy A31
Dimensions (HxWxD)
  • 142 Х 73 Х 9.5 mm
  • 159.3 Х 73.1 Х 8.6 mm
Weight
  • 155 g
  • 185 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 5" inch
  • 6.4" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 64GB 4GB RAM
  • 128GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Ion
  • 5000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4 (KitKat)
  • Android 10.0; One UI 2.0
Chipset
  • Mediatek MT6582 (28 nm)
Unknown
NFC Unknown
  • Yes (market/region dependent)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for GSmart Roma RX, Galaxy A31.
SpecificationGSmart Roma RXGalaxy A31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 98.9 cm2
Screen format
  • 16:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 66.5%
  • 84.9%
PPI /points per inch/
  • 196 PPI
  • 411 PPI
Camera and Video
Camera and Video — specifications for GSmart Roma RX, Galaxy A31.
SpecificationGSmart Roma RXGalaxy A31
Rear camera, main
  • 5 MP
  • Single
  • 48 MP
  • Quad
Camera specs
  • 5 MP
  • 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 Unknown
  • LED flash
  • panorama
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 20 MP
  • Single
Specifications
  • VGA
  • 20 MP
  • f/2.2
  • (wide)
Performance
Performance — specifications for GSmart Roma RX, Galaxy A31.
SpecificationGSmart Roma RXGalaxy A31
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Octa-core (2x2.0 GHz & 6x1.7 GHz)
Graphics processor GPU
  • Mali-400MP2
Unknown
General specs
General specs — specifications for GSmart Roma RX, Galaxy A31.
SpecificationGSmart Roma RXGalaxy A31
Release date
  • 2015
  • January
  • 2020
  • March 24
Colors
  • Black
  • Prism Crush Black
  • Prism Crush Blue
  • Prism Crush Red
  • Prism Crush White
Battery life
  • Stand by time- Up to 400 h Talking time- Up to 20 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for GSmart Roma RX, Galaxy A31.
SpecificationGSmart Roma RXGalaxy A31
SIM card
  • Dual SIM (Mini-SIM/ Micro-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
  • 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 21.1/5.76 Mbps
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 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
  • GLONASS
  • GALILEO
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • 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 GSmart Roma RX, Galaxy A31.
SpecificationGSmart Roma RXGalaxy A31
Radio
  • FM radio
Unknown
Other features
Other features — specifications for GSmart Roma RX, Galaxy A31.
SpecificationGSmart Roma RXGalaxy A31
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 15W