Celkon A66 vs Nokia 6 (2018)

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: 74 g lighter

    A66:
    98 g
    6 (2018):
    172 g
  • Width

    A66: 8.6 mm narrower

    A66:
    67.2 mm
    6 (2018):
    75.8 mm
  • Screen diagonal

    A66: 1 in smaller diagonal

    A66:
    4.5 in
    6 (2018):
    5.5 in
  • Depth

    6 (2018): 2.8 mm thinner

    A66:
    11 mm
    6 (2018):
    8.2 mm
  • Height

    A66: 12.8 mm shorter

    A66:
    136 mm
    6 (2018):
    148.8 mm
  • Release year

    A66:
    2014
    6 (2018):
    2018

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 +2.8 mm versus 6 (2018)
  2. 2. 6 (2018)

    Height:
    148.8 mm +12.8 mm versus A66
    Width:
    75.8 mm +8.6 mm versus A66
    Depth:
    8.2 mm

Weight

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

  1. 1. A66

    98 g

  2. 2. 6 (2018)

    172 g

    +74 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. 6 (2018)

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

6 (2018) 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.

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

A66: Original memory entry

4 GB · 512 MB RAM

6 (2018): Original memory entry

32/64 GB · 3/4 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. A66

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

2. 6 (2018)

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. 6 (2018)

    3000 mAh

    +1000 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. 6 (2018)

Everyday essentials
Everyday essentials — specifications for A66, 6 (2018).
SpecificationA666 (2018)
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 148.8 Х 75.8 Х 8.2 mm
Weight
  • 98 g
  • 172 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4.5" inch
  • 5.5" inch
Screen resolution
  • 480 x 854 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 32/64 GB
  • 3/4 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 3000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.1.2 (Jelly Bean)
  • Android 8.1 (Oreo)
  • upgradable to Android 9.0 (Pie); Android One
Chipset Unknown
  • Qualcomm SDM630 Snapdragon 630 (14 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A66, 6 (2018).
SpecificationA666 (2018)
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 82.6 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 61.1%
  • 73.2%
PPI /points per inch/
  • 218 PPI
  • 403 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for A66, 6 (2018).
SpecificationA666 (2018)
Rear camera, main
  • 3.15 MP
  • Single
  • 16 MP
  • Single
Camera specs
  • 3.15 MP
  • 16 MP
  • f/2.0
  • 27mm (wide)
  • 1.0µm
  • PDAF
Functions
  • LED flash
  • Zeiss optics
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • VGA
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm
Performance
Performance — specifications for A66, 6 (2018).
SpecificationA666 (2018)
Processor CPU
  • Dual-core 1.2 GHz
  • Octa-core 2.2 GHz Cortex-A53
Graphics processor GPU Unknown
  • Adreno 508
General specs
General specs — specifications for A66, 6 (2018).
SpecificationA666 (2018)
Release date
  • 2014
  • 2018
  • January
Colors
  • White
  • Black
  • Black/Copper
  • White/Iron
  • Blue/Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 230 EUR
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
  • Stand by time- Up to 507 h (3G) Talking time- Up to 16 h (3G) Music play - Up to 119 h
Body build Unknown
  • Front glass
  • Aluminum body (6000 series)
Communication and Connectivity
Communication and Connectivity — specifications for A66, 6 (2018).
SpecificationA666 (2018)
SIM card
  • Dual SIM
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO - Hong Kong
  • Taiwan -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500) - EMEA & APAC LTE band 2(1900)
  • 4(1700/2100)
  • 12(700)
  • 17(700)
  • 38(2600) - LATAM LTE band 1(2100)
  • 34(2000)
  • 39(1900)
  • 41(2500) - Hong Kong
  • Taiwan
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB
  • 2.0
  • Type-C 1.0 reversible connector
Bluetooth
  • 2.0
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.38 W/kg (head) 0.47 W/kg (body)
  • SAR EU - 0.94 W/kg (head) 1.82 W/kg (body)
Music and Audio
Music and Audio — specifications for A66, 6 (2018).
SpecificationA666 (2018)
Radio
  • FM radio
  • FM radio with RDS
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for A66, 6 (2018).
SpecificationA666 (2018)
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 18W: 50% in 30 min