Archos 55 Graphite vs Samsung Galaxy A31

Compare recorded specifications, size and practical differences.

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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.

  • Display technology

    OLED versus LCD

    55 Graphite:
    LCD
    Galaxy A31:
    OLED
  • Weight

    55 Graphite: 35 g lighter

    55 Graphite:
    150 g
    Galaxy A31:
    185 g
  • Width

    Galaxy A31: 4.1 mm narrower

    55 Graphite:
    77.2 mm
    Galaxy A31:
    73.1 mm
  • Screen diagonal

    55 Graphite: 0.9 in smaller diagonal

    55 Graphite:
    5.5 in
    Galaxy A31:
    6.4 in
  • Depth

    55 Graphite: 0.8 mm thinner

    55 Graphite:
    7.8 mm
    Galaxy A31:
    8.6 mm
  • Release year

    55 Graphite:
    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. 1. 55 Graphite

    Height:
    157.8 mm
    Width:
    77.2 mm +4.1 mm versus Galaxy A31
    Depth:
    7.8 mm
  2. 2. Galaxy A31

    Height:
    159.3 mm
    Width:
    73.1 mm
    Depth:
    8.6 mm +0.8 mm versus 55 Graphite

Weight

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

  1. 1. 55 Graphite

    150 g

  2. 2. Galaxy A31

    185 g

    +35 g versus 55 Graphite

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. 55 Graphite

    Screen diagonal:
    5.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    83.4 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 18.6% more rectangular screen area than 55 Graphite.

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 55 Graphite, Galaxy A31, compared at the same storage capacity.
Storage55 GraphiteGalaxy 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. 55 Graphite

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses shared SIM 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. 55 Graphite

    3000 mAh

  2. 2. Galaxy A31

    5000 mAh

    +2000 mAh versus 55 Graphite

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. 55 Graphite2. Galaxy A31

Everyday essentials
Everyday essentials — specifications for 55 Graphite, Galaxy A31.
Specification55 GraphiteGalaxy A31
Dimensions (HxWxD)
  • 157.8 Х 77.2 Х 7.8 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.
  • 16 GB
  • 2 GB RAM
  • 64GB 4GB RAM
  • 128GB 4GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD
  • up to 128 GB (uses shared SIM 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 7.0 (Nougat)
  • Android 10.0; One UI 2.0
Chipset
  • Mediatek MT6737 (28 nm)
Unknown
NFC
  • Super AMOLED
  • Yes (market/region dependent)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for 55 Graphite, Galaxy A31.
Specification55 GraphiteGalaxy 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
  • 132 Х 68.5 Х 9.9 mm
  • 84.9%
PPI /points per inch/
  • 267 PPI
  • 411 PPI
Camera and Video
Camera and Video — specifications for 55 Graphite, Galaxy A31.
Specification55 GraphiteGalaxy A31
Rear camera, main
  • 13 MP
  • Dual-LED flash
  • 48 MP
  • Quad
Camera specs
  • 13 MP
  • PDAF -2 MP
  • (ultrawide/depth sensor)
  • 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
  • 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 55 Graphite, Galaxy A31.
Specification55 GraphiteGalaxy A31
Processor CPU
  • Quad-core 1.5 GHz Cortex-A53
  • Octa-core (2x2.0 GHz & 6x1.7 GHz)
Graphics processor GPU
  • Mali-T720MP2
Unknown
Antutu 7 score *
  • 25398
Unknown
General specs
General specs — specifications for 55 Graphite, Galaxy A31.
Specification55 GraphiteGalaxy A31
Release date
  • 2017
  • February
  • 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.
  • 180 EUR
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for 55 Graphite, Galaxy A31.
Specification55 GraphiteGalaxy A31
SIM card
  • Dual SIM (Nano-SIM
  • 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 900 / 2100-4G - LTE 800 / 1800 / 2100 / 2600
  • 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 42.2/11.5 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
  • 64.1%
  • 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 55 Graphite, Galaxy A31.
Specification55 GraphiteGalaxy A31
Radio
  • FM radio
Unknown
Other features
Other features — specifications for 55 Graphite, Galaxy A31.
Specification55 GraphiteGalaxy A31
Dop
  • Sensors Fingerprint (rear-mounted)
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 15W