LG Q51 vs vivo Y97

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

    Y97: 1.9 mm narrower

    Q51:
    77.5 mm
    Y97:
    75.6 mm
  • Screen diagonal

    Y97: 0.2 in smaller diagonal

    Q51:
    6.5 in
    Y97:
    6.3 in
  • Chipset

    Q51:
    Mediatek MT6762 Helio P22 (12 nm)
    Y97:
    Mediatek MT6771 Helio P60 (12 nm)
  • Rear camera layout

    Q51:
    Triple
    Y97:
    Dual
  • Height

    Y97: 8.6 mm shorter

    Q51:
    164.5 mm
    Y97:
    155.9 mm
  • Release year

    Q51:
    2020
    Y97:
    2018

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 +8.6 mm versus Y97
    Width:
    77.5 mm +1.9 mm versus Y97
    Depth:
    8.4 mm
    Weight:
    Unknown
  2. 2. Y97

    Height:
    155.9 mm
    Width:
    75.6 mm
    Depth:
    8.1 mm
    Weight:
    162 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. Y97

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

Q51 has approximately 6.4% more rectangular screen area than Y97.

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, Y97, compared at the same storage capacity.
StorageQ51Y97
32 GB 3 GB RAM Unknown
Y97: Original memory entry

128 GB · 512GB 4GB

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. Y97

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 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. Q51

    4000 mAh

    +685 mAh versus Y97

  2. 2. Y97

    3315 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. Q512. Y97

Everyday essentials
Everyday essentials — specifications for Q51, Y97.
SpecificationQ51Y97
Dimensions (HxWxD)
  • 164.5 Х 77.5 Х 8.4 mm
  • 155.9 Х 75.6 Х 8.1 mm
Weight
  • 0 g
  • 162 g
Technology
  • IPS LCD
  • S-IPS LCD
Screen size
  • 6.5" inch
  • 6.3" inch
Screen resolution
  • 720 x 1520 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 3GB RAM
  • 128 GB
  • 512GB 4GB
Memory card support
  • microSDXC (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 3315 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 10.0
  • Android 8.1 (Oreo); Funtouch 4.5
Chipset
  • Mediatek MT6762 Helio P22 (12 nm)
  • Mediatek MT6771 Helio P60 (12 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Q51, Y97.
SpecificationQ51Y97
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 105.5 cm2
  • 99.1 cm2
Screen format
  • 19:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 82.7%
  • 84.1%
PPI /points per inch/
  • 259 PPI
  • 400 PPI
Camera and Video
Camera and Video — specifications for Q51, Y97.
SpecificationQ51Y97
Rear camera, main
  • 13 MP
  • Triple
  • 16 MP
  • Dual
Camera specs
  • 13 MP
  • (wide)
  • PDAF -5 MP
  • 13mm (ultrawide) -2 MP
  • f/2.4
  • (depth)
  • 16 MP
  • f/2.0
  • PDAF -2 MP
  • f/2.4
  • depth sensor
Functions
  • LED flash
  • panorama
  • HDR
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 13 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 13 MP
  • (wide)
  • 16 MP
  • f/2.0
Performance

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

Performance — specifications for Q51, Y97.
SpecificationQ51Y97
Processor CPU
  • Octa-core 2.0 GHz Cortex-A53
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • PowerVR GE8320
  • Mali-G72 MP3
Antutu 7 score * Unknown
  • 130520
General specs
General specs — specifications for Q51, Y97.
SpecificationQ51Y97
Release date
  • 2020
  • February 25
  • 2018
  • September
Colors
  • Frozen White
  • Moonlight Titanium
  • Starry Night
  • Nebula
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 240 EUR
  • 250 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Q51, Y97.
SpecificationQ51Y97
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 -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 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/75 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
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
  • EDR
Music and Audio
Music and Audio — specifications for Q51, Y97.
SpecificationQ51Y97
Radio
  • No
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Q51, Y97.
SpecificationQ51Y97
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass - MIL-STD-810G compliant
  • Sensors Accelerometer
  • proximity
  • compass - For China