LG KT770 vs Oppo R2001 Yoyo

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

    KT770: 18 mm narrower

    KT770:
    51.5 mm
    R2001 Yoyo:
    69.5 mm
  • Screen diagonal

    KT770: 1.9 in smaller diagonal

    KT770:
    2.8 in
    R2001 Yoyo:
    4.7 in
  • Depth

    R2001 Yoyo: 6.6 mm thinner

    KT770:
    15.8 mm
    R2001 Yoyo:
    9.2 mm
  • Height

    KT770: 27.5 mm shorter

    KT770:
    111 mm
    R2001 Yoyo:
    138.5 mm
  • Release year

    KT770:
    2009
    R2001 Yoyo:
    2014

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. KT770

    Height:
    111 mm
    Width:
    51.5 mm
    Depth:
    15.8 mm +6.6 mm versus R2001 Yoyo
    Weight:
    Unknown
  2. 2. R2001 Yoyo

    Height:
    138.5 mm +27.5 mm versus KT770
    Width:
    69.5 mm +18 mm versus KT770
    Depth:
    9.2 mm
    Weight:
    145 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. KT770

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    22.3 cm²
  2. 2. R2001 Yoyo

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

R2001 Yoyo has approximately 172.9% more rectangular screen area than KT770.

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 KT770, R2001 Yoyo, compared at the same storage capacity.
StorageKT770R2001 Yoyo
4 GB Unknown 1 GB RAM
KT770: Original memory entry

120 MB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. KT770

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 16 GB (dedicated slot)

2. R2001 Yoyo

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. KT770

    950 mAh

  2. 2. R2001 Yoyo

    1900 mAh

    +950 mAh versus KT770

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. KT7702. R2001 Yoyo

Everyday essentials
Everyday essentials — specifications for KT770, R2001 Yoyo.
SpecificationKT770R2001 Yoyo
Dimensions (HxWxD)
  • 111 Х 51.5 Х 15.8 mm
  • 138.5 Х 69.5 Х 9.2 mm
Weight
  • 0 g
  • 145 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.8" inch
  • 4.7" inch
Screen resolution
  • 240 x 400 px
  • 540 x 960 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 120 MB
  • 4 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 16 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 950 mAh
  • Removable Li-Ion
  • 1900 mAh
  • Removable Li-Ion
Operating system OS
  • Symbian OS 9.3 Series60 rel. 3.2.3
  • Android 4.2.1 (Jelly Bean)
Chipset Unknown
  • Mediatek MT6582M (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for KT770, R2001 Yoyo.
SpecificationKT770R2001 Yoyo
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 256K
  • 16M
Screen area
  • 22.3 cm2
  • 60.9 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 39.0%
  • 63.3%
PPI /points per inch/
  • 167 PPI
  • 234 PPI
Camera and Video
Camera and Video — specifications for KT770, R2001 Yoyo.
SpecificationKT770R2001 Yoyo
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 480p@30fps
  • 720p
Front camera, selfie
  • 0.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • VGA videocall camera
  • 2 MP
Performance

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

Performance — specifications for KT770, R2001 Yoyo.
SpecificationKT770R2001 Yoyo
Processor CPU Unknown
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU Unknown
  • Mali-400MP2
Antutu 7 score * Unknown
  • 16115
General specs
General specs — specifications for KT770, R2001 Yoyo.
SpecificationKT770R2001 Yoyo
Release date
  • 2009
  • February
  • 2014
  • May
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 200 EUR
Battery life Unknown
  • Stand by time- Up to 350 h Talking time- Up to 6 h
Communication and Connectivity
Communication and Connectivity — specifications for KT770, R2001 Yoyo.
SpecificationKT770R2001 Yoyo
SIM card
  • Mini-SIM
  • Dual 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
Speed
  • HSPA 7.2/0.384 Mbps
  • HSPA 42.2/11.5 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • 2.0
  • 2.1
Harmful irradiation
  • SAR - 0.36 W/kg (head) 0.75 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for KT770, R2001 Yoyo.
SpecificationKT770R2001 Yoyo
Radio
  • No
  • FM radio
Others
  • Touch-sensitive navigation keys
Unknown
Other features
Other features — specifications for KT770, R2001 Yoyo.
SpecificationKT770R2001 Yoyo
Dop
  • WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Organizer -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -Voice memo -Predictive text input
  • Sensors Accelerometer
  • proximity