Celkon A64 vs ZTE nubia Z17s

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

    A64: 44.4 g lighter

    A64:
    125.6 g
    nubia Z17s:
    170 g
  • Width

    A64: 7.7 mm narrower

    A64:
    65 mm
    nubia Z17s:
    72.7 mm
  • Screen diagonal

    A64: 1.73 in smaller diagonal

    A64:
    4 in
    nubia Z17s:
    5.73 in
  • Rear camera layout

    A64:
    Single
    nubia Z17s:
    Dual
  • Depth

    nubia Z17s: 2 mm thinner

    A64:
    10.5 mm
    nubia Z17s:
    8.5 mm
  • Height

    A64: 23.5 mm shorter

    A64:
    124 mm
    nubia Z17s:
    147.5 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. A64

    Height:
    124 mm
    Width:
    65 mm
    Depth:
    10.5 mm +2 mm versus nubia Z17s
  2. 2. nubia Z17s

    Height:
    147.5 mm +23.5 mm versus A64
    Width:
    72.7 mm +7.7 mm versus A64
    Depth:
    8.5 mm

Weight

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

  1. 1. A64

    125.6 g

  2. 2. nubia Z17s

    170 g

    +44.4 g versus A64

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. A64

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    47.6 cm²
  2. 2. nubia Z17s

    Screen diagonal:
    5.73 in
    Aspect ratio (height:width):
    17:9
    Approximate rectangular screen area:
    87.6 cm²

nubia Z17s has approximately 83.9% more rectangular screen area than A64.

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.

A64: Original memory entry

512 MB · 256 MB RAM

nubia Z17s: Original memory entry

128 GB · 8 GB RAM (Aurora Blue) 64 GB · 6 GB RAM (Black Gold)

Practical features

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

1. A64

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

2. nubia Z17s

NFC:
Yes
Headphone jack:
No
Memory card support:
No

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. A64

    1400 mAh

  2. 2. nubia Z17s

    3100 mAh

    +1700 mAh versus A64

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. A642. nubia Z17s

Everyday essentials
Everyday essentials — specifications for A64, nubia Z17s.
SpecificationA64nubia Z17s
Dimensions (HxWxD)
  • 124 Х 65 Х 10.5 mm
  • 147.5 Х 72.7 Х 8.5 mm
Weight
  • 125.6 g
  • 170 g
Technology
  • TFT
  • LTPS IPS LCD
Screen size
  • 4" inch
  • 5.73" inch
Screen resolution
  • 320 x 480 px
  • 1080 x 2040 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 128 GB
  • 8 GB RAM (Aurora Blue) 64 GB
  • 6 GB RAM (Black Gold)
Memory card support
  • microSD
  • up to 32 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Li-Ion
  • 3100 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.2.2 (Jelly Bean)
  • Android 7.1.1 (Nougat); nubia UI 5.1
Chipset Unknown
  • Qualcomm MSM8998 Snapdragon 835 (10 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • No
Display
Display — specifications for A64, nubia Z17s.
SpecificationA64nubia Z17s
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 47.6 cm2
  • 87.6 cm2
Screen format
  • 3:2 (height:width)
  • 17:9 (height:width)
Screen to body ratio
  • 59.1%
  • 81.7%
PPI /points per inch/
  • 144 PPI
  • 403 PPI
Screen protection Unknown
  • Corning Gorilla Glass (unspecified version)
Camera and Video
Camera and Video — specifications for A64, nubia Z17s.
SpecificationA64nubia Z17s
Rear camera, main
  • 2 MP
  • Single
  • 12 MP
  • Dual
Camera specs
  • 2 MP
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • PDAF -23 MP
  • f/2.0
  • AF
  • 2x lossless zoom
Functions
  • LED flash
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 5 MP
  • Single
Specifications
  • VGA
  • 5 MP
  • f/2.2 5 MP
Performance

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

Performance — specifications for A64, nubia Z17s.
SpecificationA64nubia Z17s
Processor CPU
  • Dual-core 1.2 GHz
  • Octa-core (4x2.45 GHz Kryo & 4x1.9 GHz Kryo)
Graphics processor GPU Unknown
  • Adreno 540
GeekBench 4 Single Core * Unknown
  • 1922
GeekBench 4 Multi-Core * Unknown
  • 6438
GeekBench 4 RenderScript * Unknown
  • 7822
GeekBench 5 Single Core * Unknown
  • 288
GeekBench 5 Multi-Core * Unknown
  • 1220
General specs
General specs — specifications for A64, nubia Z17s.
SpecificationA64nubia Z17s
Release date
  • 2014
  • 2017
  • October
Colors
  • White
  • Black
  • Aurora Blue
  • Black Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 360 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 8 h 20 min
Unknown
Body build Unknown
  • Front/back glass
  • metal frame
Communication and Connectivity
Communication and Connectivity — specifications for A64, nubia Z17s.
SpecificationA64nubia Z17s
SIM card
  • Dual SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 1900 / 2100 - Europe
  • China CDMA2000 1xEV-DO - China -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - China LTE band 1(2100)
  • 20(800) - Europe
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE-A (3CA) Cat9 450/50 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
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • microUSB
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 2.0
  • 4.1
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.42 W/kg (head) 0.55 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for A64, nubia Z17s.
SpecificationA64nubia Z17s
Radio
  • FM radio
  • No
Others Unknown
  • DTS HD sound -32-bit/384kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for A64, nubia Z17s.
SpecificationA64nubia Z17s
Dop
  • Sensors Accelerometer
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (26W): 50% in 25 min (Quick Charge 4.0)