LG KS20 vs Sharp Aquos R2 compact

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

    KS20: 42.5 g lighter

    KS20:
    92.5 g
    Aquos R2 compact:
    135 g
  • Width

    KS20: 6 mm narrower

    KS20:
    58 mm
    Aquos R2 compact:
    64 mm
  • Screen diagonal

    KS20: 2.4 in smaller diagonal

    KS20:
    2.8 in
    Aquos R2 compact:
    5.2 in
  • Chipset

    KS20:
    Qualcomm MSM72000
    Aquos R2 compact:
    Qualcomm SDM845 Snapdragon 845 (10 nm)
  • Depth

    Aquos R2 compact: 3.5 mm thinner

    KS20:
    12.8 mm
    Aquos R2 compact:
    9.3 mm
  • Height

    KS20: 31.2 mm shorter

    KS20:
    99.8 mm
    Aquos R2 compact:
    131 mm

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. KS20

    Height:
    99.8 mm
    Width:
    58 mm
    Depth:
    12.8 mm +3.5 mm versus Aquos R2 compact
  2. 2. Aquos R2 compact

    Height:
    131 mm +31.2 mm versus KS20
    Width:
    64 mm +6 mm versus KS20
    Depth:
    9.3 mm

Weight

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

  1. 1. KS20

    92.5 g

  2. 2. Aquos R2 compact

    135 g

    +42.5 g versus KS20

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. KS20

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. Aquos R2 compact

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

Aquos R2 compact has approximately 178% more rectangular screen area than KS20.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

KS20: Original memory entry

128 MB

Aquos R2 compact: Original memory entry

64 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. KS20

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 2 GB (dedicated slot)

2. Aquos R2 compact

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 512 GB

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. KS20

    1050 mAh

  2. 2. Aquos R2 compact

    2500 mAh

    +1450 mAh versus KS20

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. KS202. Aquos R2 compact

Everyday essentials
Everyday essentials — specifications for KS20, Aquos R2 compact.
SpecificationKS20Aquos R2 compact
Dimensions (HxWxD)
  • 99.8 Х 58 Х 12.8 mm
  • 131 Х 64 Х 9.3 mm
Weight
  • 92.5 g
  • 135 g
Technology
  • TFT
  • IGZO IPS LCD
Screen size
  • 2.8" inch
  • 5.2" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB
  • 64 GB
  • 512GB 4GB
Memory card support
  • microSD
  • up to 2 GB (dedicated slot)
  • microSD
  • up to 512 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1050 mAh
  • Removable Li-Ion
  • 2500 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.0 Professional
  • Android 9.0 (Pie)
Chipset
  • Qualcomm MSM72000
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
NFC Unknown
  • Yes
Headphone jack
  • No
  • Yes
Display
Display — specifications for KS20, Aquos R2 compact.
SpecificationKS20Aquos R2 compact
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 24.3 cm2
  • 67.5 cm2
Screen format
  • 4:3 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 41.9%
  • 80.5%
PPI /points per inch/
  • 143 PPI
  • 485 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for KS20, Aquos R2 compact.
SpecificationKS20Aquos R2 compact
Rear camera, main
  • 2 MP
  • Single
  • 22.6 MP
  • Single
Camera specs
  • 2 MP
  • AF
  • 22.6 MP
  • f/1.9
  • 22 mm
  • PDAF
  • OIS
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • VGA videocall camera
  • 8 MP
  • f/2.2
  • 23 mm
Performance
Performance — specifications for KS20, Aquos R2 compact.
SpecificationKS20Aquos R2 compact
Processor CPU
  • 400 MHz ARM 11
  • Octa-core (4x2.6 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
Graphics processor GPU
  • Adreno 130
  • Adreno 630
General specs
General specs — specifications for KS20, Aquos R2 compact.
SpecificationKS20Aquos R2 compact
Release date
  • 2007
  • September
  • 2018
  • November
Colors
  • Black
  • Baby Pink
  • Smokey Green
  • Deep White
  • Pure Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 100 EUR
Unknown
Battery life
  • Stand by time- Up to 270 h Talking time- Up to 4 h (2G) / Up to 3 h (3G)
Unknown
Body build Unknown
  • Front glass
  • aluminum frame
  • plastic back
Communication and Connectivity
Communication and Connectivity — specifications for KS20, Aquos R2 compact.
SpecificationKS20Aquos R2 compact
SIM card
  • Mini-SIM
  • Nano-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 2100 -4G - LTE
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA
  • LTE
GPRS
  • Class 12
  • Yes
Edge
  • Class 12
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • QZSS
USB
  • 2.0
  • 2.0
  • Type-C 1.0 reversible connector (PowerDelivery 2.0)
Bluetooth
  • 2.0
  • A2DP
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 1.27 W/kg (head) 1.07 W/kg (body) SAR EU - 0.50 W/kg (head)
Unknown
Music and Audio
Music and Audio — specifications for KS20, Aquos R2 compact.
SpecificationKS20Aquos R2 compact
Radio
  • Stereo FM radio
  • RDS
  • No
Others
  • Handwriting recognition
  • 120 Hz -HDR10 -DCI-P3
  • Active noise cancellation with dedicated mic -Dolby Vision & Dolby Atmos -24-bit/192kHz audio
Other features
Other features — specifications for KS20, Aquos R2 compact.
SpecificationKS20Aquos R2 compact
Dop
  • MP3/MP4/WMV/AAC/DivX player -Pocket Office -Organizer -Voice memo
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging - IP68 dust/water proof (up to 1.5m for 30 mins)