LG Q51 vs Xiaomi Mi Max

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.

  • Width

    Q51: 10.8 mm narrower

    Q51:
    77.5 mm
    Mi Max:
    88.3 mm
  • Chipset

    Q51:
    Mediatek MT6762 Helio P22 (12 nm)
    Mi Max:
    Qualcomm MSM8956 Snapdragon 650 -Qualcomm MSM8976 Snapdragon 652 (28 nm) Prime model
  • Rear camera layout

    Q51:
    Triple
    Mi Max:
    Single
  • Depth

    Mi Max: 0.9 mm thinner

    Q51:
    8.4 mm
    Mi Max:
    7.5 mm
  • Height

    Q51: 8.6 mm shorter

    Q51:
    164.5 mm
    Mi Max:
    173.1 mm
  • Release year

    Q51:
    2020
    Mi Max:
    2016

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. Q51

    Height:
    164.5 mm
    Width:
    77.5 mm
    Depth:
    8.4 mm +0.9 mm versus Mi Max
    Weight:
    Unknown
  2. 2. Mi Max

    Height:
    173.1 mm +8.6 mm versus Q51
    Width:
    88.3 mm +10.8 mm versus Q51
    Depth:
    7.5 mm
    Weight:
    203 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.

  1. 1. Q51

    Screen diagonal:
    6.5 in
    Aspect ratio (height:width):
    19:9
    Approximate rectangular screen area:
    105.5 cm²
  2. 2. Mi Max

    Screen diagonal:
    6.44 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    114.3 cm²

Mi Max has approximately 8.4% more rectangular screen area than Q51.

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 Q51, Mi Max, compared at the same storage capacity.
StorageQ51Mi Max
32 GB 3 GB RAM Unknown
Mi Max: Original memory entry

16 GB · 2 GB RAM; 32/64 GB · 3 GB RAM128 GB · 4 GB RAM - Prime model

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Q51

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSDXC (dedicated slot)

2. Mi Max

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 1 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. Q51

    4000 mAh

  2. 2. Mi Max

    4850 mAh

    +850 mAh versus Q51

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. Q512. Mi Max

Everyday essentials
Everyday essentials — specifications for Q51, Mi Max.
SpecificationQ51Mi Max
Dimensions (HxWxD)
  • 164.5 Х 77.5 Х 8.4 mm
  • 173.1 Х 88.3 Х 7.5 mm
Weight
  • 0 g
  • 203 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.5" inch
  • 6.44" inch
Screen resolution
  • 720 x 1520 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 3GB RAM
  • 16 GB
  • 2 GB RAM; 32/64 GB
  • 3 GB RAM128 GB
  • 4 GB RAM - Prime model
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 1 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 4850 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 10.0
  • Android 6.0 (Marshmallow)
  • upgradable to 7.0 (Nougat); MIUI 10
Chipset
  • Mediatek MT6762 Helio P22 (12 nm)
  • Qualcomm MSM8956 Snapdragon 650 -Qualcomm MSM8976 Snapdragon 652 (28 nm) Prime model
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Q51, Mi Max.
SpecificationQ51Mi Max
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 105.5 cm2
  • 114.3 cm2
Screen format
  • 19:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.7%
  • 74.8%
PPI /points per inch/
  • 259 PPI
  • 342 PPI
Screen protection Unknown
  • Corning Gorilla Glass 4
Camera and Video
Camera and Video — specifications for Q51, Mi Max.
SpecificationQ51Mi Max
Rear camera, main
  • 13 MP
  • Triple
  • 16 MP
  • Single
Camera specs
  • 13 MP
  • (wide)
  • PDAF -5 MP
  • 13mm (ultrawide) -2 MP
  • f/2.4
  • (depth)
  • 16 MP
  • PDAF
  • f/2.0
Functions
  • LED flash
  • panorama
  • HDR
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 13 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 13 MP
  • (wide)
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for Q51, Mi Max.
SpecificationQ51Mi Max
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Hexa-core (4x1.4 GHz Cortex-A53 & 2x1.8 GHz Cortex-A72) -Octa-core (4x1.4 GHz Cortex-A53 & 4x1.8 GHz Cortex-A72)
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 510
GeekBench 4 Single Core * Unknown
  • 1376
GeekBench 4 Multi-Core * Unknown
  • 3146
GeekBench 4 RenderScript * Unknown
  • 3679
GeekBench 4 Battery * Unknown
  • 2489
GeekBench 5 Single Core * Unknown
  • 261
GeekBench 5 Multi-Core * Unknown
  • 770
General specs
General specs — specifications for Q51, Mi Max.
SpecificationQ51Mi Max
Release date
  • 2020
  • February 25
  • 2016
  • May
Colors
  • Frozen White
  • Moonlight Titanium
  • Gray
  • Silver
  • Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 240 EUR
  • 150 EUR
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Q51, Mi Max.
SpecificationQ51Mi Max
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM/ Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO TD-SCDMA -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/75 Mbps
  • HSPA
  • LTE
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
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB Host
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR - 0.84 W/kg (head) 0.63 W/kg (body)
Music and Audio
Music and Audio — specifications for Q51, Mi Max.
SpecificationQ51Mi Max
Radio
  • No
  • FM radio
  • recording
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Q51, Mi Max.
SpecificationQ51Mi Max
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - MIL-STD-810G compliant
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Versions: Global; Standard; Prime