Celkon A64 vs Nokia Lumia 925

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: 13.4 g lighter

    A64:
    125.6 g
    Lumia 925:
    139 g
  • Width

    A64: 5.6 mm narrower

    A64:
    65 mm
    Lumia 925:
    70.6 mm
  • Screen diagonal

    A64: 0.5 in smaller diagonal

    A64:
    4 in
    Lumia 925:
    4.5 in
  • Depth

    Lumia 925: 2 mm thinner

    A64:
    10.5 mm
    Lumia 925:
    8.5 mm
  • Height

    A64: 5 mm shorter

    A64:
    124 mm
    Lumia 925:
    129 mm
  • Release year

    A64:
    2014
    Lumia 925:
    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. A64

    Height:
    124 mm
    Width:
    65 mm
    Depth:
    10.5 mm +2 mm versus Lumia 925
  2. 2. Lumia 925

    Height:
    129 mm +5 mm versus A64
    Width:
    70.6 mm +5.6 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. Lumia 925

    139 g

    +13.4 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. Lumia 925

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

Lumia 925 has approximately 21% 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

Lumia 925: Original memory entry

16 GB/ 32 GB (Vodafone only) · 1 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. A64

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

2. Lumia 925

NFC:
Yes
Headphone jack:
Yes
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. Lumia 925

    2000 mAh

    +600 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. Lumia 925

Everyday essentials
Everyday essentials — specifications for A64, Lumia 925.
SpecificationA64Lumia 925
Dimensions (HxWxD)
  • 124 Х 65 Х 10.5 mm
  • 129 Х 70.6 Х 8.5 mm
Weight
  • 125.6 g
  • 139 g
Technology
  • TFT
  • AMOLED
Screen size
  • 4" inch
  • 4.5" inch
Screen resolution
  • 320 x 480 px
  • 768 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB
  • 256 MB RAM
  • 16 GB/ 32 GB (Vodafone only)
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1400 mAh
  • Li-Ion
  • 2000 mAh
  • Non-removable Li-Ion
Operating system OS
  • Android 4.2.2 (Jelly Bean)
  • Microsoft Windows Phone 8
  • upgradable to 8.1
Chipset Unknown
  • Qualcomm MSM8960 Snapdragon S4 Plus
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A64, Lumia 925.
SpecificationA64Lumia 925
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors Unknown
  • 16M
Screen area
  • 47.6 cm2
  • 57.6 cm2
Screen format
  • 3:2 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 59.1%
  • 63.3%
PPI /points per inch/
  • 144 PPI
  • 332 PPI
Screen protection Unknown
  • Corning Gorilla Glass 2
Camera and Video
Camera and Video — specifications for A64, Lumia 925.
SpecificationA64Lumia 925
Rear camera, main
  • 2 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 2 MP
  • 8 MP
  • 1/3''
  • OIS
  • AF
Functions
  • LED flash
  • Carl Zeiss optics
  • Dual-LED flash
Video
  • Yes
  • 720p@30fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • VGA
  • 1.3 MP
Performance

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

Performance — specifications for A64, Lumia 925.
SpecificationA64Lumia 925
Processor CPU
  • Dual-core 1.2 GHz
  • Dual-core 1.5 GHz Krait
Graphics processor GPU Unknown
  • Adreno 225
Antutu 7 score * Unknown
  • 9198
General specs
General specs — specifications for A64, Lumia 925.
SpecificationA64Lumia 925
Release date
  • 2014
  • 2013
  • May
Colors
  • White
  • Black
  • Black
  • White
  • Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 260 EUR
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 8 h 20 min
  • Stand by time- Up to 440 h (3G) Talking time- Up to 18 h 20 min (2G) / Up to 12 h 40 min (3G) Music play - Up to 55 h
Communication and Connectivity
Communication and Connectivity — specifications for A64, Lumia 925.
SpecificationA64Lumia 925
SIM card
  • Dual SIM
  • Micro-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - all versions -3G - HSDPA 850 / 900 / 1900 / 2100 - RM-892 HSDPA 850 / 900 / 1700 / 1900 / 2100 - RM-910
  • RM-893 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800) - RM-892 LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 17(700) - RM-893
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE Cat3 100/50 Mbps
GPRS
  • Yes
  • Class B
Edge
  • Yes
  • Up to 236.8 kbps
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • DLNA
  • hotspot
GPS
  • Yes
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.0
  • A2DP
  • EDR
  • LE/ aptX after WP8 Denim update
Harmful irradiation
  • SAR EU - 0.42 W/kg (head) 0.55 W/kg (body)
  • SAR - 1.42 W/kg (head) 1.00 W/kg (body) SAR EU - 0.81 W/kg (head)
Music and Audio
Music and Audio — specifications for A64, Lumia 925.
SpecificationA64Lumia 925
Radio
  • FM radio
  • FM radio
Others Unknown
  • PureMotion HD+ ClearBlack display
  • Dolby Headphone -Active noise cancellation with dedicated mic
Other features
Other features — specifications for A64, Lumia 925.
SpecificationA64Lumia 925
Dop
  • Sensors Accelerometer
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass