Haier G51 vs LG Optimus Black P970

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.

  • Weight

    Optimus Black P970: 46 g lighter

    G51:
    155 g
    Optimus Black P970:
    109 g
  • Width

    Optimus Black P970: 8.9 mm narrower

    G51:
    72.9 mm
    Optimus Black P970:
    64 mm
  • Screen diagonal

    Optimus Black P970: 1 in smaller diagonal

    G51:
    5 in
    Optimus Black P970:
    4 in
  • Chipset

    G51:
    Mediatek MT6737M (28 nm)
    Optimus Black P970:
    TI OMAP 3630
  • Height

    Optimus Black P970: 20.6 mm shorter

    G51:
    142.6 mm
    Optimus Black P970:
    122 mm
  • Release year

    G51:
    2017
    Optimus Black P970:
    2011

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. G51

    Height:
    142.6 mm +20.6 mm versus Optimus Black P970
    Width:
    72.9 mm +8.9 mm versus Optimus Black P970
    Depth:
    9.1 mm
  2. 2. Optimus Black P970

    Height:
    122 mm
    Width:
    64 mm
    Depth:
    9.2 mm

Weight

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

  1. 1. G51

    155 g

    +46 g versus Optimus Black P970

  2. 2. Optimus Black P970

    109 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. G51

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Optimus Black P970

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²

G51 has approximately 51.3% more rectangular screen area than Optimus Black P970.

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 G51, Optimus Black P970, compared at the same storage capacity.
StorageG51Optimus Black P970
8 GB 1 GB RAM Unknown
Optimus Black P970: Original memory entry

2 GB (1 GB user available) · 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. G51

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Optimus Black P970

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (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. G51

    2000 mAh

    +500 mAh versus Optimus Black P970

  2. 2. Optimus Black P970

    1500 mAh

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. G512. Optimus Black P970

Everyday essentials
Everyday essentials — specifications for G51, Optimus Black P970.
SpecificationG51Optimus Black P970
Dimensions (HxWxD)
  • 142.6 Х 72.9 Х 9.1 mm
  • 122 Х 64 Х 9.2 mm
Weight
  • 155 g
  • 109 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 5" inch
  • 4" inch
Screen resolution
  • 480 x 854 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 2 GB (1 GB user available)
  • 512 MB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 7.0 (Nougat)
  • Android 2.2 (Froyo)
  • 2.3.4 (Gingerbread)
  • upgradable to 4.0 (Ice Cream Sandwich)
Chipset
  • Mediatek MT6737M (28 nm)
  • TI OMAP 3630
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for G51, Optimus Black P970.
SpecificationG51Optimus Black P970
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 68.9 cm2
  • 45.5 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 66.3%
  • 58.3%
PPI /points per inch/
  • 196 PPI
  • 233 PPI
Screen protection
  • Scratch-resistant glass
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for G51, Optimus Black P970.
SpecificationG51Optimus Black P970
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • f/2.0
  • 5 MP
  • AF
Functions
  • Dual-LED dual-tone flash
  • LED flash
Video
  • 720p@30fps
  • 720p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 2 MP
  • Single
Specifications
  • 5 MP
  • f/2.4
  • 2 MP
Performance

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

Performance — specifications for G51, Optimus Black P970.
SpecificationG51Optimus Black P970
Processor CPU
  • Quad-core 1.25 GHz Cortex-A53
  • 1.0 GHz Cortex-A8
Graphics processor GPU
  • Mali-T720MP1
  • PowerVR SGX530
Antutu 7 score *
  • 29322
Unknown
General specs
General specs — specifications for G51, Optimus Black P970.
SpecificationG51Optimus Black P970
Release date
  • 2017
  • 2011
  • January
Colors
  • Black
  • Gold
  • White
  • Blue
  • Black
  • Pink
  • Silver
  • White
  • Brown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 110 EUR
Battery life Unknown
  • Stand by time- Up to 375 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for G51, Optimus Black P970.
SpecificationG51Optimus Black P970
SIM card
  • Dual SIM (Micro-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 900 / 2100 HSDPA 850 / 1900 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800) LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE Cat4 150/50 Mbps
  • HSPA 7.2/5.76 Mbps
GPRS
  • Yes
  • Up to 48 kbps
Edge
  • Yes
  • Up to 237 kbps
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 2.1
  • A2DP
  • EDR
Harmful irradiation
  • SAR EU - 0.71 W/kg (head) 1.11 W/kg (body)
  • SAR EU - 1.27 W/kg (head) 1.43 W/kg (body)
Music and Audio
Music and Audio — specifications for G51, Optimus Black P970.
SpecificationG51Optimus Black P970
Radio
  • FM radio
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for G51, Optimus Black P970.
SpecificationG51Optimus Black P970
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - MP4/DivX/Xvid/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Document viewer -Organizer -Voice memo/dial/commands -Predictive text input - Also known as LG Optimus P970 schwarz in Germany