Celkon A66 vs Xiaomi Redmi Note 5A (Redmi Y1 Lite)

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.

  • Weight

    A66: 52 g lighter

    A66:
    98 g
    Redmi Note 5A (Redmi Y1 Lite):
    150 g
  • Width

    A66: 9 mm narrower

    A66:
    67.2 mm
    Redmi Note 5A (Redmi Y1 Lite):
    76.2 mm
  • Screen diagonal

    A66: 1 in smaller diagonal

    A66:
    4.5 in
    Redmi Note 5A (Redmi Y1 Lite):
    5.5 in
  • Depth

    Redmi Note 5A (Redmi Y1 Lite): 3.4 mm thinner

    A66:
    11 mm
    Redmi Note 5A (Redmi Y1 Lite):
    7.6 mm
  • Height

    A66: 17 mm shorter

    A66:
    136 mm
    Redmi Note 5A (Redmi Y1 Lite):
    153 mm
  • Release year

    A66:
    2014
    Redmi Note 5A (Redmi Y1 Lite):
    2017

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
    Width:
    67.2 mm
    Depth:
    11 mm +3.4 mm versus Redmi Note 5A (Redmi Y1 Lite)
  2. 2. Redmi Note 5A (Redmi Y1 Lite)

    Height:
    153 mm +17 mm versus A66
    Width:
    76.2 mm +9 mm versus A66
    Depth:
    7.6 mm

Weight

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

  1. 1. A66

    98 g

  2. 2. Redmi Note 5A (Redmi Y1 Lite)

    150 g

    +52 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. Redmi Note 5A (Redmi Y1 Lite)

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

Redmi Note 5A (Redmi Y1 Lite) has approximately 49.4% more rectangular screen area than A66.

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, Redmi Note 5A (Redmi Y1 Lite), compared at the same storage capacity.
StorageA66Redmi Note 5A (Redmi Y1 Lite)
16 GB Unknown 2 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. Redmi Note 5A (Redmi Y1 Lite)

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. A66

    2000 mAh

  2. 2. Redmi Note 5A (Redmi Y1 Lite)

    3080 mAh

    +1080 mAh versus A66

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. Redmi Note 5A (Redmi Y1 Lite)

Everyday essentials
Everyday essentials — specifications for A66, Redmi Note 5A (Redmi Y1 Lite).
SpecificationA66Redmi Note 5A (Redmi Y1 Lite)
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 153 Х 76.2 Х 7.6 mm
Weight
  • 98 g
  • 150 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4.5" inch
  • 5.5" inch
Screen resolution
  • 480 x 854 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 16 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 3080 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.1.2 (Jelly Bean)
  • Android 7.0 (Nougat); MIUI 10
Chipset Unknown
  • Qualcomm MSM8917 Snapdragon 425 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A66, Redmi Note 5A (Redmi Y1 Lite).
SpecificationA66Redmi Note 5A (Redmi Y1 Lite)
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 83.4 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 61.1%
  • 71.5%
PPI /points per inch/
  • 218 PPI
  • 267 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for A66, Redmi Note 5A (Redmi Y1 Lite).
SpecificationA66Redmi Note 5A (Redmi Y1 Lite)
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • 13 MP
  • PDAF
  • f/2.2
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA
  • 5 MP
  • f/2.0
Performance

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

Performance — specifications for A66, Redmi Note 5A (Redmi Y1 Lite).
SpecificationA66Redmi Note 5A (Redmi Y1 Lite)
Processor CPU
  • Dual-core 1.2 GHz
  • Quad-core Cortex-A53
Graphics processor GPU Unknown
  • Adreno 308
GeekBench 5 Single Core * Unknown
  • 124
GeekBench 5 Multi-Core * Unknown
  • 475
General specs
General specs — specifications for A66, Redmi Note 5A (Redmi Y1 Lite).
SpecificationA66Redmi Note 5A (Redmi Y1 Lite)
Release date
  • 2014
  • 2017
  • November
Colors
  • White
  • Black
  • Gold
  • Dark Grey
  • Silver
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 90 EUR
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
  • Stand by time- Up to 264 h (3G) Talking time- Up to 35 h (3G) Music play - Up to 92 h
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for A66, Redmi Note 5A (Redmi Y1 Lite).
SpecificationA66Redmi Note 5A (Redmi Y1 Lite)
SIM card
  • Dual SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
Speed Unknown
  • HSPA
  • LTE
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.2
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A66, Redmi Note 5A (Redmi Y1 Lite).
SpecificationA66Redmi Note 5A (Redmi Y1 Lite)
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A66, Redmi Note 5A (Redmi Y1 Lite).
SpecificationA66Redmi Note 5A (Redmi Y1 Lite)
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Versions: Redmi Y1 Lite (India); Redmi Note 5A (China
  • Malaysia)