Acer DX650 vs Celkon A64

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: 7.4 g lighter

    DX650:
    133 g
    A64:
    125.6 g
  • Width

    DX650: 6 mm narrower

    DX650:
    59 mm
    A64:
    65 mm
  • Screen diagonal

    DX650: 1.2 in smaller diagonal

    DX650:
    2.8 in
    A64:
    4 in
  • Depth

    A64: 5.1 mm thinner

    DX650:
    15.6 mm
    A64:
    10.5 mm
  • Height

    DX650: 14.4 mm shorter

    DX650:
    109.6 mm
    A64:
    124 mm
  • Release year

    DX650:
    2009
    A64:
    2014

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. DX650

    Height:
    109.6 mm
    Width:
    59 mm
    Depth:
    15.6 mm +5.1 mm versus A64
  2. 2. A64

    Height:
    124 mm +14.4 mm versus DX650
    Width:
    65 mm +6 mm versus DX650
    Depth:
    10.5 mm

Weight

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

  1. 1. DX650

    133 g

    +7.4 g versus A64

  2. 2. A64

    125.6 g

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. DX650

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. A64

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

A64 has approximately 96.2% more rectangular screen area than DX650.

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.

DX650: Original memory entry

Super AMOLED

A64: Original memory entry

512 MB · 256 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. DX650

NFC:
See details Super AMOLED
Headphone jack:
See details panorama
Memory card support:
See details microSD (dedicated slot)

2. A64

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. DX650

    1260 mAh

  2. 2. A64

    1400 mAh

    +140 mAh versus DX650

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. DX6502. A64

Everyday essentials
Everyday essentials — specifications for DX650, A64.
SpecificationDX650A64
Dimensions (HxWxD)
  • 109.6 Х 59 Х 15.6 mm
  • 124 Х 65 Х 10.5 mm
Weight
  • 133 g
  • 125.6 g
Technology
  • TFT
  • TFT
Screen size
  • 2.8" inch
  • 4" inch
Screen resolution
  • 240 x 320 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • Super AMOLED
  • 512 MB
  • 256 MB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1260 mAh
  • Removable Li-Ion
  • 1400 mAh
  • Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Professional
  • Android 4.2.2 (Jelly Bean)
NFC
  • Super AMOLED
Unknown
Headphone jack
  • panorama
  • Yes
Display
Display — specifications for DX650, A64.
SpecificationDX650A64
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
Unknown
Screen area
  • 24.3 cm2
  • 47.6 cm2
Screen format
  • 4:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 37.5%
  • 59.1%
PPI /points per inch/
  • 143 PPI
  • 144 PPI
Camera and Video
Camera and Video — specifications for DX650, A64.
SpecificationDX650A64
Rear camera, main
  • 2 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 2 MP
  • 2 MP
Functions Unknown
  • LED flash
Video
  • panorama
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications
  • Super AMOLED
  • VGA
Performance
Performance — specifications for DX650, A64.
SpecificationDX650A64
Processor CPU
  • Samsung S3C 6410 533 MHz
  • Dual-core 1.2 GHz
General specs
General specs — specifications for DX650, A64.
SpecificationDX650A64
Release date
  • 2009
  • June
  • 2014
Colors
  • Black
  • White
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
Unknown
Battery life
  • Stand by time- Up to 150 h Talking time- Up to 4 h
  • Stand by time- Up to 150 h Talking time- Up to 8 h 20 min
Communication and Connectivity
Communication and Connectivity — specifications for DX650, A64.
SpecificationDX650A64
SIM card
  • Single SIM (Mini-SIM)Dual SIM (Mini-SIM/Micro-SIM
  • Dual SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2-3G - HSDPA 900 / 2100-4G - LTE
Unknown
Speed
  • Super AMOLED
Unknown
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • Yes
  • SiRF Star III chipset
  • Yes
USB
  • miniUSB
  • microUSB
Bluetooth
  • microUSB 2.0
  • A2DP
  • 2.0
Harmful irradiation Unknown
  • SAR EU - 0.42 W/kg (head) 0.55 W/kg (body)
Music and Audio
Music and Audio — specifications for DX650, A64.
SpecificationDX650A64
Radio
  • FM radio
  • FM radio
Others
  • Secondary 1.27'' OLED display (128 x 96 pixel resolution) -Handwriting recognition
Unknown
Other features
Other features — specifications for DX650, A64.
SpecificationDX650A64
Dop
  • Sensors Accelerometer Pocket Office -Voice memo -MP3 player
  • Sensors Accelerometer