LG Q70 vs Samsung Galaxy M31

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

    Q70:
    LCD
    Galaxy M31:
    OLED
  • Weight

    Galaxy M31: 7 g lighter

    Q70:
    198 g
    Galaxy M31:
    191 g
  • Width

    Galaxy M31: 1.7 mm narrower

    Q70:
    76.8 mm
    Galaxy M31:
    75.1 mm
  • Memory variants

    At 64 GB storage

    Q70:
    4 GB RAM
    Galaxy M31:
    6 GB RAM
  • Chipset

    Q70:
    Qualcomm SDM675 Snapdragon 675 (11 nm)
    Galaxy M31:
    Exynos 9611 (10nm)
  • Depth

    Q70: 0.6 mm thinner

    Q70:
    8.3 mm
    Galaxy M31:
    8.9 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. Q70

    Height:
    162.1 mm +2.9 mm versus Galaxy M31
    Width:
    76.8 mm +1.7 mm versus Galaxy M31
    Depth:
    8.3 mm
  2. 2. Galaxy M31

    Height:
    159.2 mm
    Width:
    75.1 mm
    Depth:
    8.9 mm +0.6 mm versus Q70

Weight

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

  1. 1. Q70

    198 g

    +7 g versus Galaxy M31

  2. 2. Galaxy M31

    191 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.

At least two phones need compatible screen dimensions for a drawing.

  1. 1. Q70

    Q70: Screen geometry unavailable or conflicting.

  2. 2. Galaxy M31

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

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 Q70, Galaxy M31, compared at the same storage capacity.
StorageQ70Galaxy M31
64 GB Recorded for all phones 4 GB RAM 6 GB RAM
128 GB Not recorded 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. Q70

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 1 TB (dedicated 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. Q70

    4000 mAh

  2. 2. Galaxy M31

    6000 mAh

    +2000 mAh versus Q70

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. Q702. Galaxy M31

Everyday essentials
Everyday essentials — specifications for Q70, Galaxy M31.
SpecificationQ70Galaxy M31
Dimensions (HxWxD)
  • 162.1 Х 76.8 Х 8.3 mm
  • 159.2 Х 75.1 Х 8.9 mm
Weight
  • 198 g
  • 191 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 6.4" inch
  • 6.4" inch
Screen resolution
  • 1080 x 2310 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64GB 4GB RAM
  • 64GB 6GB RAM
  • 128GB 6GB RAM
Memory card support
  • microSD
  • up to 1 TB (dedicated slot)
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 6000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie); LG UX 7
  • Android 10.0; One UI 2.0
Chipset
  • Qualcomm SDM675 Snapdragon 675 (11 nm)
  • Exynos 9611 (10nm)
NFC
  • Yes
  • Yes (market/region dependent)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Q70, Galaxy M31.
SpecificationQ70Galaxy M31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 101.4 cm2
  • 100.5 cm2
Screen format Unknown
  • 19.5:9 (height:width)
Screen to body ratio
  • 81.4%
  • 84.1%
PPI /points per inch/
  • 0 PPI
  • 403 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Q70, Galaxy M31.
SpecificationQ70Galaxy M31
Rear camera, main
  • 32 MP
  • Triple
  • 64 MP
  • Triple
Camera specs
  • 32 MP
  • f/1.8
  • (wide)
  • PDAF -13 MP
  • f/2.2
  • 13mm (ultrawide) -5 MP
  • f/2.4
  • depth sensor
  • 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
  • LED flash
  • panorama
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 2160p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 32 MP
  • Single
Specifications
  • 16 MP
  • 32 MP
  • f/2.0
  • 26mm (wide)
  • 1/2.8''
  • 0.8µm
Performance

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

Performance — specifications for Q70, Galaxy M31.
SpecificationQ70Galaxy M31
Processor CPU
  • Octa-core (2x2.0 GHz Kryo 460 Gold & 6x1.7 GHz Kryo 460 Silver)
  • Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 612
  • Mali-G72 MP3
Antutu 8 score * Unknown
  • 194554
General specs
General specs — specifications for Q70, Galaxy M31.
SpecificationQ70Galaxy M31
Release date
  • 2019
  • September
  • 2020
  • February 25
Colors
  • Mirror Black
  • Ocean Blue
  • Space Black
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 400 EUR
  • 200 EUR
Body build Unknown
  • Glass front (Gorilla Glass 3)
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for Q70, Galaxy M31.
SpecificationQ70Galaxy M31
SIM card
  • 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 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 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
  • 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
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 5.0
  • A2DP
  • 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 Q70, Galaxy M31.
SpecificationQ70Galaxy M31
Radio
  • No
  • FM radio
  • RDS
  • recording
Others
  • 32-bit/192kHz audio -DTS: X Surround Sound -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Q70, Galaxy M31.
SpecificationQ70Galaxy M31
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - Fast battery charging 15W - MIL-STD-810G compliant -IP68
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 15W - Versions: SM-M315F/DS