Allview A4 Duo vs Philips D908

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

    A4 Duo: 18.4 g lighter

    A4 Duo:
    110.6 g
    D908:
    129 g
  • Width

    D908: 7 mm narrower

    A4 Duo:
    63.2 mm
    D908:
    56.2 mm
  • Screen diagonal

    D908: 0.3 in smaller diagonal

    A4 Duo:
    3.5 in
    D908:
    3.2 in
  • Depth

    A4 Duo: 2.9 mm thinner

    A4 Duo:
    12 mm
    D908:
    14.9 mm
  • Height

    D908: 5.1 mm shorter

    A4 Duo:
    116.1 mm
    D908:
    111 mm
  • Release year

    A4 Duo:
    2013
    D908:
    2009

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. A4 Duo

    Height:
    116.1 mm +5.1 mm versus D908
    Width:
    63.2 mm +7 mm versus D908
    Depth:
    12 mm
  2. 2. D908

    Height:
    111 mm
    Width:
    56.2 mm
    Depth:
    14.9 mm +2.9 mm versus A4 Duo

Weight

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

  1. 1. A4 Duo

    110.6 g

  2. 2. D908

    129 g

    +18.4 g versus A4 Duo

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. A4 Duo

    Screen diagonal:
    3.5 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    36.5 cm²
  2. 2. D908

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

A4 Duo has approximately 25.2% more rectangular screen area than D908.

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.

A4 Duo: Original memory entry

512 MB RAM - Liquid M2208 GB

D908: Original memory entry

128 MB RAM · 256 MB ROM

Practical features

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

1. A4 Duo

NFC:
See details Super AMOLED
Headphone jack:
Yes
Memory card support:
See details panorama

2. D908

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 4 GB included

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. A4 Duo

    1200 mAh

  2. 2. D908

    1380 mAh

    +180 mAh versus A4 Duo

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. A4 Duo2. D908

Everyday essentials
Everyday essentials — specifications for A4 Duo, D908.
SpecificationA4 DuoD908
Dimensions (HxWxD)
  • 116.1 Х 63.2 Х 12 mm
  • 111 Х 56.2 Х 14.9 mm
Weight
  • 110.6 g
  • 129 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 3.2" inch
Screen resolution
  • 320 x 480 px
  • 480 x 800 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB RAM - Liquid M2208 GB
  • 128 MB RAM
  • 256 MB ROM
Memory card support
  • panorama
  • microSD
  • up to 32 GB (dedicated slot)
  • 4 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 1380 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.2 (Jelly Bean)
  • Microsoft Windows Mobile 6.5 Professional
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for A4 Duo, D908.
SpecificationA4 DuoD908
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • Super AMOLED
Unknown
Screen area
  • 36.5 cm2
  • 29.1 cm2
Screen format
  • 3:2 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 149.7 g
  • 46.7%
PPI /points per inch/
  • 165 PPI
  • 292 PPI
Camera and Video
Camera and Video — specifications for A4 Duo, D908.
SpecificationA4 DuoD908
Rear camera, main
  • 2 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 2 MP
  • 5 MP
  • AF
Functions Unknown
  • LED flash
Video
  • Yes
  • 480p@30fps
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications
  • Super AMOLED
Unknown
Performance

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

Performance — specifications for A4 Duo, D908.
SpecificationA4 DuoD908
Processor CPU
  • Dual-core 1.0 GHz Cotex-A7
Unknown
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
Unknown
Antutu 7 score *
  • 11698
Unknown
General specs
General specs — specifications for A4 Duo, D908.
SpecificationA4 DuoD908
Release date
  • 2013
  • November
  • 2009
  • December
Colors
  • Black
  • Titanium Gray
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 80 EUR
Unknown
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 8 h 20 min
  • Stand by time- Up to 180 h Talking time- Up to 4 h 30 min
Communication and Connectivity
Communication and Connectivity — specifications for A4 Duo, D908.
SpecificationA4 DuoD908
SIM card
  • Dual SIM (dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 CDMA 800 / 1900
Speed
  • HSPA 42.2/5.76 Mbps
  • EV-DO Rev.0
  • 153.2 Kbps
GPRS
  • Class 12
  • No
Edge
  • Class 10
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi Direct
  • Wi-Fi 802.11 b/g
GPS
  • panorama
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • 2.0
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for A4 Duo, D908.
SpecificationA4 DuoD908
Radio
  • FM radio
  • No
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for A4 Duo, D908.
SpecificationA4 DuoD908
Dop
  • Sensors Accelerometer
  • proximity
  • Sensors Accelerometer MP3/WAV/WMA/AAC+ player -MP4/WMV/H.263 player -Organizer -Pocket Office -Voice memo -Predictive text input