HTC One X vs LG Q51

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.

  • Width

    One X: 7.6 mm narrower

    One X:
    69.9 mm
    Q51:
    77.5 mm
  • Screen diagonal

    One X: 1.8 in smaller diagonal

    One X:
    4.7 in
    Q51:
    6.5 in
  • Rear camera layout

    One X:
    Single
    Q51:
    Triple
  • Depth

    Q51: 0.5 mm thinner

    One X:
    8.9 mm
    Q51:
    8.4 mm
  • Height

    One X: 30.1 mm shorter

    One X:
    134.4 mm
    Q51:
    164.5 mm
  • Release year

    One X:
    2012
    Q51:
    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. One X

    Height:
    134.4 mm
    Width:
    69.9 mm
    Depth:
    8.9 mm +0.5 mm versus Q51
    Weight:
    130 g
  2. 2. Q51

    Height:
    164.5 mm +30.1 mm versus One X
    Width:
    77.5 mm +7.6 mm versus One X
    Depth:
    8.4 mm
    Weight:
    Unknown

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. One X

    Screen diagonal:
    4.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    60.9 cm²
  2. 2. Q51

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

Q51 has approximately 73.2% more rectangular screen area than One X.

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 One X, Q51, compared at the same storage capacity.
StorageOne XQ51
32 GB Unknown 3 GB RAM
One X: Original memory entry

16/32 GB (26 GB user available) · 1 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. One X

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

2. Q51

NFC:
Yes
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. One X

    1800 mAh

  2. 2. Q51

    4000 mAh

    +2200 mAh versus One X

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. One X2. Q51

Everyday essentials
Everyday essentials — specifications for One X, Q51.
SpecificationOne XQ51
Dimensions (HxWxD)
  • 134.4 Х 69.9 Х 8.9 mm
  • 164.5 Х 77.5 Х 8.4 mm
Weight
  • 130 g
  • 0 g
Technology
  • Super IPS LCD2
  • IPS LCD
Screen size
  • 4.7" inch
  • 6.5" inch
Screen resolution
  • 720 x 1280 px
  • 720 x 1520 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16/32 GB (26 GB user available)
  • 1 GB RAM
  • 32GB 3GB RAM
Memory card support
  • No
  • microSDXC (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1800 mAh
  • Non-removable Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.0 (Ice Cream Sandwich)
  • upgradable to 4.1.1 (Jelly Bean); Sense UI
  • Android 10.0
Chipset
  • Nvidia Tegra 3
  • Mediatek MT6762 Helio P22 (12 nm)
NFC
  • Yes
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for One X, Q51.
SpecificationOne XQ51
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 60.9 cm2
  • 105.5 cm2
Screen format
  • 16:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 64.8%
  • 82.7%
PPI /points per inch/
  • 312 PPI
  • 259 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for One X, Q51.
SpecificationOne XQ51
Rear camera, main
  • 8 MP
  • Single
  • 13 MP
  • Triple
Camera specs
  • 8 MP
  • AF
  • 13 MP
  • (wide)
  • PDAF -5 MP
  • 13mm (ultrawide) -2 MP
  • f/2.4
  • (depth)
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 720p
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 13 MP
  • Single
Specifications
  • 1.3 MP
  • 13 MP
  • (wide)
Performance

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

Performance — specifications for One X, Q51.
SpecificationOne XQ51
Processor CPU
  • Quad-core 1.5 GHz
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU
  • ULP GeForce
  • PowerVR GE8320
Antutu 7 score *
  • 15483
Unknown
GeekBench 4 Single Core *
  • 423
Unknown
GeekBench 4 Multi-Core *
  • 981
Unknown
GeekBench 4 RenderScript *
  • 622
Unknown
General specs
General specs — specifications for One X, Q51.
SpecificationOne XQ51
Release date
  • 2012
  • February
  • 2020
  • February 25
Colors
  • Gray
  • White
  • Frozen White
  • Moonlight Titanium
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 170 EUR
  • 240 EUR
Communication and Connectivity
Communication and Connectivity — specifications for One X, Q51.
SpecificationOne XQ51
SIM card
  • Micro-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • 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)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/75 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • 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
USB
  • microUSB 2.0 (MHL TV-out)
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 4.0
  • A2DP
  • aptX
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 0.68 W/kg (head) 0.70 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for One X, Q51.
SpecificationOne XQ51
Radio
  • Stereo FM radio
  • RDS
  • No
Others
  • Beats Audio -Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for One X, Q51.
SpecificationOne XQ51
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - Also known as HTC One XT for China
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - MIL-STD-810G compliant