LG G2 mini D620 vs Oppo A91

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.

  • Display technology

    OLED versus LCD

    G2 mini D620:
    LCD
    A91:
    OLED
  • Weight

    G2 mini D620: 51 g lighter

    G2 mini D620:
    121 g
    A91:
    172 g
  • Width

    G2 mini D620: 7.3 mm narrower

    G2 mini D620:
    66 mm
    A91:
    73.3 mm
  • Screen diagonal

    G2 mini D620: 1.7 in smaller diagonal

    G2 mini D620:
    4.7 in
    A91:
    6.4 in
  • Chipset

    G2 mini D620:
    Qualcomm MSM8226 Snapdragon 400 (28 nm)
    A91:
    Mediatek MT6771V Helio P70 (12nm)
  • Rear camera layout

    G2 mini D620:
    Single
    A91:
    Quad

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. G2 mini D620

    Height:
    129.6 mm
    Width:
    66 mm
    Depth:
    9.8 mm +1.9 mm versus A91
  2. 2. A91

    Height:
    160.2 mm +30.6 mm versus G2 mini D620
    Width:
    73.3 mm +7.3 mm versus G2 mini D620
    Depth:
    7.9 mm

Weight

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

  1. 1. G2 mini D620

    121 g

  2. 2. A91

    172 g

    +51 g versus G2 mini D620

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. G2 mini D620

    Screen diagonal:
    4.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    60.9 cm²
  2. 2. A91

    Screen diagonal:
    6.4 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    98.9 cm²

A91 has approximately 62.4% more rectangular screen area than G2 mini D620.

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 G2 mini D620, A91, compared at the same storage capacity.
StorageG2 mini D620A91
8 GB 1 GB RAM Not recorded
128 GB Not recorded 8 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. G2 mini D620

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

2. A91

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. G2 mini D620

    2440 mAh

  2. 2. A91

    4025 mAh

    +1585 mAh versus G2 mini D620

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. G2 mini D6202. A91

Everyday essentials
Everyday essentials — specifications for G2 mini D620, A91.
SpecificationG2 mini D620A91
Dimensions (HxWxD)
  • 129.6 Х 66 Х 9.8 mm
  • 160.2 Х 73.3 Х 7.9 mm
Weight
  • 121 g
  • 172 g
Technology
  • IPS LCD
  • AMOLED
Screen size
  • 4.7" inch
  • 6.4" inch
Screen resolution
  • 540 x 960 px
  • 1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 8 GB
  • 1 GB RAM
  • 128GB 8GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2440 mAh
  • Removable Li-Ion
  • 4025 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.4.2 (KitKat); LG Optimus UI
  • Android 9.0 (Pie); ColorOS 6.1
Chipset
  • Qualcomm MSM8226 Snapdragon 400 (28 nm)
  • Mediatek MT6771V Helio P70 (12nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for G2 mini D620, A91.
SpecificationG2 mini D620A91
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 60.9 cm2
  • 100.4 cm2
Screen format
  • 16:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 71.2%
  • 85.5%
PPI /points per inch/
  • 234 PPI
  • 408 PPI
Screen protection
  • Corning Gorilla Glass 2
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for G2 mini D620, A91.
SpecificationG2 mini D620A91
Rear camera, main
  • 8 MP
  • Single
  • 48 MP
  • Quad
Camera specs
  • 8 MP
  • AF
  • 48 MP
  • f/1.8
  • 26mm (wide)
  • 1/2.0"
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0"
  • 1.12µm -2 MP B/W
  • f/2.4
  • 1/5.0"
  • 1.75µm -2 MP
  • 1.75µm
  • depth sensor
Functions
  • LED flash
  • panorama
  • HDR
  • HDR
Video
  • 720p
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 16 MP
  • Single
Specifications
  • 1.3 MP
  • 16 MP
  • f/2.0
  • 26mm (wide)
  • 1/3.1''
  • 1.0µm
Performance

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

Performance — specifications for G2 mini D620, A91.
SpecificationG2 mini D620A91
Processor CPU
  • Quad-core 1.2 GHz Cortex-A7
  • Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 305
  • Mali-G72 MP3
Antutu 7 score *
  • 17892
  • 135756
General specs
General specs — specifications for G2 mini D620, A91.
SpecificationG2 mini D620A91
Release date
  • 2014
  • February
  • 2019
  • December
Colors
  • Titan Black
  • Lunar White
  • Red
  • Gold
  • Dark Blue
  • Red
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 160 EUR
  • 260 EUR
Battery life
  • Stand by time- Up to 700 h (2G) / Up to 600 h (3G) Talking time- Up to 12 h (2G) / Up to 16 h (3G)
Unknown
Body build Unknown
  • Glass front (Gorilla Glass 5)
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity — specifications for G2 mini D620, A91.
SpecificationG2 mini D620A91
SIM card
  • Single SIM (Micro-SIM)Dual SIM (Micro-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)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 21.1/5.76 Mbps
  • HSPA 42.2/11.5 Mbps
  • LTE-A
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac/ax
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB 2.0
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for G2 mini D620, A91.
SpecificationG2 mini D620A91
Radio
  • FM radio
  • RDS
  • FM radio
Others Unknown
  • 430 nits typ. brightness
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for G2 mini D620, A91.
SpecificationG2 mini D620A91
Dop
  • Sensors Accelerometer
  • proximity
  • compass
  • Infrared port - Available as LG G2 mini D618 Dual SIM with dual-SIM card slots
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 20W
  • 50% in 30 min -VOOC 3.0