Plum Trigger Pro 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

    Trigger Pro:
    LCD
    Galaxy A31:
    OLED
  • Weight

    Trigger Pro: 78 g lighter

    Trigger Pro:
    107 g
    Galaxy A31:
    185 g
  • Width

    Trigger Pro: 12.6 mm narrower

    Trigger Pro:
    60.5 mm
    Galaxy A31:
    73.1 mm
  • Screen diagonal

    Trigger Pro: 2.9 in smaller diagonal

    Trigger Pro:
    3.5 in
    Galaxy A31:
    6.4 in
  • Rear camera layout

    Trigger Pro:
    Single
    Galaxy A31:
    Quad
  • Depth

    Galaxy A31: 3.6 mm thinner

    Trigger Pro:
    12.2 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. 1. Trigger Pro

    Height:
    114.8 mm
    Width:
    60.5 mm
    Depth:
    12.2 mm +3.6 mm versus Galaxy A31
  2. 2. Galaxy A31

    Height:
    159.3 mm +44.5 mm versus Trigger Pro
    Width:
    73.1 mm +12.6 mm versus Trigger Pro
    Depth:
    8.6 mm

Weight

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

  1. 1. Trigger Pro

    107 g

  2. 2. Galaxy A31

    185 g

    +78 g versus Trigger Pro

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. Trigger Pro

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 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 171.1% more rectangular screen area than Trigger Pro.

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 Trigger Pro, Galaxy A31, compared at the same storage capacity.
StorageTrigger ProGalaxy A31
64 GB Unknown 4 GB RAM
128 GB Unknown 4 / 6 GB RAM Alternative RAM configurations
Trigger Pro: 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. Trigger Pro

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. 1. Trigger Pro

    1350 mAh

  2. 2. Galaxy A31

    5000 mAh

    +3650 mAh versus Trigger Pro

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. Trigger Pro2. Galaxy A31

Everyday essentials
Everyday essentials — specifications for Trigger Pro, Galaxy A31.
SpecificationTrigger ProGalaxy A31
Dimensions (HxWxD)
  • 114.8 Х 60.5 Х 12.2 mm
  • 159.3 Х 73.1 Х 8.6 mm
Weight
  • 107 g
  • 185 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 3.5" inch
  • 6.4" inch
Screen resolution
  • 320 x 480 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
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1350 mAh
  • Removable Li-Ion
  • 5000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.2 (Jelly Bean)
  • Android 10.0; One UI 2.0
Chipset
  • Mediatek MT6572M (28 nm)
Unknown
NFC Unknown
  • Yes (market/region dependent)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Trigger Pro, Galaxy A31.
SpecificationTrigger ProGalaxy A31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 36.5 cm2
  • 98.9 cm2
Screen format
  • 3:2 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 52.5%
  • 84.9%
PPI /points per inch/
  • 165 PPI
  • 411 PPI
Camera and Video
Camera and Video — specifications for Trigger Pro, Galaxy A31.
SpecificationTrigger ProGalaxy A31
Rear camera, main
  • 5 MP
  • Single
  • 48 MP
  • Quad
Camera specs
  • 5 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
  • Face detection
  • LED flash
  • panorama
  • HDR
Video
  • 720p@30fps
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 1.3 MP
  • 20 MP
  • f/2.2
  • (wide)
Performance
Performance — specifications for Trigger Pro, Galaxy A31.
SpecificationTrigger ProGalaxy A31
Processor CPU
  • Dual-core 1.2 GHz Cortex-A7
  • Octa-core (2x2.0 GHz & 6x1.7 GHz)
Graphics processor GPU
  • Mali-400
Unknown
General specs
General specs — specifications for Trigger Pro, Galaxy A31.
SpecificationTrigger ProGalaxy A31
Release date
  • 2014
  • May
  • 2020
  • March 24
Colors
  • Black
  • White
  • Red
  • Blue
  • Prism Crush Black
  • Prism Crush Blue
  • Prism Crush Red
  • Prism Crush White
Battery life
  • Stand by time- Up to 750 h (2G) / Up to 650 h (3G) Talking time- Up to 17 h (2G) / Up to 14 h (3G)
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Trigger Pro, Galaxy A31.
SpecificationTrigger ProGalaxy A31
SIM card
  • Dual 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
  • Class 12
  • Yes
Edge
  • Class 12
  • 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 Trigger Pro, Galaxy A31.
SpecificationTrigger ProGalaxy A31
Radio
  • FM radio
Unknown
Other features
Other features — specifications for Trigger Pro, Galaxy A31.
SpecificationTrigger ProGalaxy A31
Dop
  • Sensors Accelerometer
  • gyro
  • proximity - Also known as Plum Z320
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 15W