Celkon A66 vs ZTE Blade Z Max

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: 77 g lighter

    A66:
    98 g
    Blade Z Max:
    175 g
  • Width

    A66: 17.4 mm narrower

    A66:
    67.2 mm
    Blade Z Max:
    84.6 mm
  • Screen diagonal

    A66: 1.5 in smaller diagonal

    A66:
    4.5 in
    Blade Z Max:
    6 in
  • Rear camera layout

    A66:
    Single
    Blade Z Max:
    Dual
  • Depth

    Blade Z Max: 2.6 mm thinner

    A66:
    11 mm
    Blade Z Max:
    8.4 mm
  • Height

    A66: 30.1 mm shorter

    A66:
    136 mm
    Blade Z Max:
    166.1 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. A66

    Height:
    136 mm
    Width:
    67.2 mm
    Depth:
    11 mm +2.6 mm versus Blade Z Max
  2. 2. Blade Z Max

    Height:
    166.1 mm +30.1 mm versus A66
    Width:
    84.6 mm +17.4 mm versus A66
    Depth:
    8.4 mm

Weight

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

  1. 1. A66

    98 g

  2. 2. Blade Z Max

    175 g

    +77 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. Blade Z Max

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

Blade Z Max has approximately 77.8% 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, Blade Z Max, compared at the same storage capacity.
StorageA66Blade Z Max
32 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. Blade Z Max

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 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. A66

    2000 mAh

  2. 2. Blade Z Max

    4080 mAh

    +2080 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. Blade Z Max

Everyday essentials
Everyday essentials — specifications for A66, Blade Z Max.
SpecificationA66Blade Z Max
Dimensions (HxWxD)
  • 136 Х 67.2 Х 11 mm
  • 166.1 Х 84.6 Х 8.4 mm
Weight
  • 98 g
  • 175 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 4.5" inch
  • 6" 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 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • microSD
  • up to 128 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Ion
  • 4080 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.1.2 (Jelly Bean)
  • Android 7.1.1 (Nougat)
Chipset Unknown
  • Qualcomm MSM8940 Snapdragon 435 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A66, Blade Z Max.
SpecificationA66Blade Z Max
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 55.8 cm2
  • 99.2 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 61.1%
  • 70.6%
PPI /points per inch/
  • 218 PPI
  • 367 PPI
Screen protection Unknown
  • Asahi Dragontrail Glass
Camera and Video
Camera and Video — specifications for A66, Blade Z Max.
SpecificationA66Blade Z Max
Rear camera, main
  • 3.15 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 3.15 MP
  • 16 MP
  • PDAF -2 MP
  • depth sensor
Functions
  • LED flash
  • LED flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 8 MP
  • Single
Specifications
  • VGA
  • 8 MP
Performance

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

Performance — specifications for A66, Blade Z Max.
SpecificationA66Blade Z Max
Processor CPU
  • Dual-core 1.2 GHz
  • Octa-core 1.4 GHz Cortex-A53
Graphics processor GPU Unknown
  • Adreno 505
GeekBench 4 Single Core * Unknown
  • 673
GeekBench 4 Multi-Core * Unknown
  • 2516
GeekBench 4 RenderScript * Unknown
  • 2331
GeekBench 5 Single Core * Unknown
  • 124
GeekBench 5 Multi-Core * Unknown
  • 586
General specs
General specs — specifications for A66, Blade Z Max.
SpecificationA66Blade Z Max
Release date
  • 2014
  • 2017
  • August
Colors
  • White
  • Black
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 130 USD
Battery life
  • Stand by time- Up to 160 h Talking time- Up to 5 h
  • Stand by time- Up to 528 h (3G) Talking time- Up to 31 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for A66, Blade Z Max.
SpecificationA66Blade Z Max
SIM card
  • Dual SIM
  • Nano-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 1700(AWS) / 1900 -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 12(700)
  • 66(1700/2100)
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
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
  • SUPL
USB
  • microUSB
  • Type-C 1.0 reversible connector
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, Blade Z Max.
SpecificationA66Blade Z Max
Radio
  • FM radio
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic -Dolby Surround Sound
Other features
Other features — specifications for A66, Blade Z Max.
SpecificationA66Blade Z Max
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (Quick Charge 2.0) - For MetroPCS. Also known as ZTE Blade Z Max Z982.