HTC U12+ vs Samsung Galaxy M31

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

    U12+:
    LCD
    Galaxy M31:
    OLED
  • Width

    U12+: 1.2 mm narrower

    U12+:
    73.9 mm
    Galaxy M31:
    75.1 mm
  • Screen diagonal

    U12+: 0.4 in smaller diagonal

    U12+:
    6 in
    Galaxy M31:
    6.4 in
  • Chipset

    U12+:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
    Galaxy M31:
    Exynos 9611 (10nm)
  • Rear camera layout

    U12+:
    Dual
    Galaxy M31:
    Triple
  • Height

    U12+: 2.6 mm shorter

    U12+:
    156.6 mm
    Galaxy M31:
    159.2 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. U12+

    Height:
    156.6 mm
    Width:
    73.9 mm
    Depth:
    8.7 mm
  2. 2. Galaxy M31

    Height:
    159.2 mm +2.6 mm versus U12+
    Width:
    75.1 mm +1.2 mm versus U12+
    Depth:
    8.9 mm

Weight

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

  1. 1. U12+

    188 g

  2. 2. Galaxy M31

    191 g

    +3 g versus U12+

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. U12+

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    92.9 cm²
  2. 2. Galaxy M31

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    100.5 cm²

Galaxy M31 has approximately 8.2% more rectangular screen area than U12+.

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 U12+, Galaxy M31, compared at the same storage capacity.
StorageU12+Galaxy M31
64 GB Recorded for all phones 6 GB RAM 6 GB RAM
128 GB Recorded for all phones 6 GB RAM 6 GB 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. U12+

NFC:
Yes
Headphone jack:
No
Memory card support:
See details microSD · up to 512 GB (uses SIM 2 slot)

2. Galaxy M31

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. U12+

    3500 mAh

  2. 2. Galaxy M31

    6000 mAh

    +2500 mAh versus U12+

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. U12+2. Galaxy M31

Everyday essentials
Everyday essentials — specifications for U12+, Galaxy M31.
SpecificationU12+Galaxy M31
Dimensions (HxWxD)
  • 156.6 Х 73.9 Х 8.7 mm
  • 159.2 Х 75.1 Х 8.9 mm
Weight
  • 188 g
  • 191 g
Technology
  • Super LCD6
  • Super AMOLED
Screen size
  • 6" inch
  • 6.4" inch
Screen resolution
  • 1440 x 2880 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/128 GB
  • 6 GB RAM
  • 64GB 6GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD
  • up to 512 GB (uses SIM 2 slot)
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Ion
  • 6000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.0 (Oreo)
  • planned upgrade to Android 9.0 (Pie); Sense UI
  • Android 10.0; One UI 2.0
Chipset
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Exynos 9611 (10nm)
NFC
  • Yes
  • Yes (market/region dependent)
Headphone jack
  • No
  • Yes
Display
Display — specifications for U12+, Galaxy M31.
SpecificationU12+Galaxy M31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 92.9 cm2
  • 100.5 cm2
Screen format
  • 18:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 80.3%
  • 84.1%
PPI /points per inch/
  • 537 PPI
  • 403 PPI
Screen protection
  • Corning Gorilla Glass 3
  • Corning Gorilla Glass 3
Camera and Video

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

Camera and Video — specifications for U12+, Galaxy M31.
SpecificationU12+Galaxy M31
Rear camera, main
  • 12 MP
  • Dual
  • 64 MP
  • Triple
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • OIS
  • dual pixel PDAF & laser AF
  • OIS -16 MP (12 MP effective)
  • f/2.6
  • 1.0µm
  • 2x optical zoom
  • AF
  • 64 MP
  • f/1.8
  • 26mm (wide)
  • 1/1.72"
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 12mm (ultrawide)
  • 1/4.0"
  • 1.12µm -5 MP
  • f/2.4
  • 25mm (macro)
  • 1/5.0"
  • (depth)
Functions
  • HDR
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 2160p@30fps
  • 1080p@30fps
Front camera, selfie
  • 8 MP
  • Dual
  • 32 MP
  • Single
Specifications
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm 8 MP
  • 1.12µm
  • 32 MP
  • f/2.0
  • 26mm (wide)
  • 1/2.8''
  • 0.8µm
DxOMark Main Score *
  • 103
Unknown
DxOMark Photo *
  • 106
Unknown
DxOMark Video *
  • 95
Unknown
Performance

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

Performance — specifications for U12+, Galaxy M31.
SpecificationU12+Galaxy M31
Processor CPU
  • Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
  • Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 630
  • Mali-G72 MP3
Antutu 7 score *
  • 275302
Unknown
GeekBench 4 Single Core *
  • 2406
Unknown
GeekBench 4 Multi-Core *
  • 8712
Unknown
GeekBench 4 RenderScript *
  • 13476
Unknown
Antutu 8 score * Unknown
  • 194554
GeekBench 5 Single Core *
  • 507
Unknown
GeekBench 5 Multi-Core *
  • 2082
Unknown
General specs
General specs — specifications for U12+, Galaxy M31.
SpecificationU12+Galaxy M31
Release date
  • 2018
  • May
  • 2020
  • February 25
Colors
  • Translucent Blue
  • Ceramic Black
  • Flame red
  • Ocean Blue
  • Space Black
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 650 EUR
  • 200 EUR
Battery life
  • Talking time- Up to 24 h (3G)
Unknown
Body build
  • Front/back glass & aluminum frame
  • Glass front (Gorilla Glass 3)
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for U12+, Galaxy M31.
SpecificationU12+Galaxy M31
SIM card
  • Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 13(700)
  • 17(700)
  • 20(800)
  • 28(700)
  • 32(1500)
  • 38(2600)
  • 39(1900)
  • 49
  • 41(2500)
  • 66(1700/2100)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE (unspecified)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (5CA) Cat18 1200/150 Mbps
  • HSPA
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • 3.1
  • Type-C 1.0 reversible connector
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 5.0
  • A2DP
  • aptX HD
  • LE
  • 5.0
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR - 0.52 W/kg (head) 0.69 W/kg (body) SAR EU - 0.52 W/kg (head) 0.69 W/kg (body)
Music and Audio
Music and Audio — specifications for U12+, Galaxy M31.
SpecificationU12+Galaxy M31
Radio
  • No
  • FM radio
  • RDS
  • recording
Others
  • DCI-P3 -HDR10
  • 32-bit/384kHz audio -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for U12+, Galaxy M31.
SpecificationU12+Galaxy M31
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: 50% in 35 min (Quick Charge 3.0) - IP68 dust/water proof (up to 1.5m for 30 mins) -Pressure-sensitive buttons
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 15W - Versions: SM-M315F/DS