Celkon A66 vs Oppo R815T Clover

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

    A66: 43.5 g lighter

    A66:
    98 g
    R815T Clover:
    141.5 g
  • Screen diagonal

    R815T Clover: 0.2 in smaller diagonal

    A66:
    4.5 in
    R815T Clover:
    4.3 in
  • Depth

    R815T Clover: 1.2 mm thinner

    A66:
    11 mm
    R815T Clover:
    9.8 mm
  • Height

    R815T Clover: 6.4 mm shorter

    A66:
    136 mm
    R815T Clover:
    129.6 mm
  • Release year

    A66:
    2014
    R815T Clover:
    2013

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. A66

    Height:
    136 mm +6.4 mm versus R815T Clover
    Width:
    67.2 mm
    Depth:
    11 mm +1.2 mm versus R815T Clover
  2. 2. R815T Clover

    Height:
    129.6 mm
    Width:
    66.7 mm
    Depth:
    9.8 mm

Weight

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

  1. 1. A66

    98 g

  2. 2. R815T Clover

    141.5 g

    +43.5 g versus A66

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. A66

    Screen diagonal:
    4.5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    55.8 cm²
  2. 2. R815T Clover

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

A66 has approximately 6.1% more rectangular screen area than R815T Clover.

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 A66, R815T Clover, compared at the same storage capacity.
StorageA66R815T Clover
4 GB Unknown 1 GB RAM
A66: Original memory entry

4 GB · 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. A66

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

2. R815T Clover

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. A66

    2000 mAh

    +300 mAh versus R815T Clover

  2. 2. R815T Clover

    1700 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. A662. R815T Clover

Everyday essentials
Everyday essentials — specifications for A66, R815T Clover.
SpecificationA66R815T Clover
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 129.6 Х 66.7 Х 9.8 mm
Weight
  • 98 g
  • 141.5 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4.5" inch
  • 4.3" 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.
  • 4 GB
  • 512 MB RAM
  • 4 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 1700 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1.2 (Jelly Bean)
  • Android 4.2.1 (Jelly Bean)
Chipset Unknown
  • Mediatek MT6589 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A66, R815T Clover.
SpecificationA66R815T Clover
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 52.6 cm2
Screen format
  • 16:9 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 61.1%
  • 60.9%
PPI /points per inch/
  • 218 PPI
  • 217 PPI
Camera and Video
Camera and Video — specifications for A66, R815T Clover.
SpecificationA66R815T Clover
Rear camera, main
  • 3.15 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 3.15 MP
  • 5 MP
  • AF
Functions
  • LED flash
  • LED flash
  • HDR
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 2 MP
  • Single
Specifications
  • VGA
  • 2 MP
Performance
Performance — specifications for A66, R815T Clover.
SpecificationA66R815T Clover
Processor CPU
  • Dual-core 1.2 GHz
  • Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU Unknown
  • PowerVR SGX544
General specs
General specs — specifications for A66, R815T Clover.
SpecificationA66R815T Clover
Release date
  • 2014
  • 2013
  • April
Colors
  • White
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 100 EUR
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
  • Stand by time- Up to 300 h (2G) / Up to 250 h (3G) Talking time- Up to 8 h 40 min (2G) / Up to 8 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for A66, R815T Clover.
SpecificationA66R815T Clover
SIM card
  • Dual SIM
  • Mini-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed Unknown
  • HSPA 42.2/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.0
  • A2DP
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A66, R815T Clover.
SpecificationA66R815T Clover
Radio
  • FM radio
  • No
Other features
Other features — specifications for A66, R815T Clover.
SpecificationA66R815T Clover
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • proximity