Philips D908 vs Samsung i637 Jack

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    i637 Jack: 26.9 g lighter

    D908:
    129 g
    i637 Jack:
    102.1 g
  • Width

    D908: 4.8 mm narrower

    D908:
    56.2 mm
    i637 Jack:
    61 mm
  • Screen diagonal

    i637 Jack: 0.8 in smaller diagonal

    D908:
    3.2 in
    i637 Jack:
    2.4 in
  • Depth

    i637 Jack: 2.2 mm thinner

    D908:
    14.9 mm
    i637 Jack:
    12.7 mm
  • Height

    D908: 6 mm shorter

    D908:
    111 mm
    i637 Jack:
    117 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. D908

    Height:
    111 mm
    Width:
    56.2 mm
    Depth:
    14.9 mm +2.2 mm versus i637 Jack
  2. 2. i637 Jack

    Height:
    117 mm +6 mm versus D908
    Width:
    61 mm +4.8 mm versus D908
    Depth:
    12.7 mm

Weight

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

  1. 1. D908

    129 g

    +26.9 g versus i637 Jack

  2. 2. i637 Jack

    102.1 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. D908

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    29.1 cm²
  2. 2. i637 Jack

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

D908 has approximately 63.4% more rectangular screen area than i637 Jack.

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.

D908: Original memory entry

128 MB RAM · 256 MB ROM

i637 Jack: Original memory entry

256 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. D908

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

2. i637 Jack

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 16 GB (dedicated slot)

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. D908

    1380 mAh

  2. 2. i637 Jack

    1480 mAh

    +100 mAh versus D908

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. D9082. i637 Jack

Everyday essentials
Everyday essentials — specifications for D908, i637 Jack.
SpecificationD908i637 Jack
Dimensions (HxWxD)
  • 111 Х 56.2 Х 14.9 mm
  • 117 Х 61 Х 12.7 mm
Weight
  • 129 g
  • 102.1 g
Technology
  • TFT
  • TFT
Screen size
  • 3.2" inch
  • 2.4" inch
Screen resolution
  • 480 x 800 px
  • 320 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128 MB RAM
  • 256 MB ROM
  • 256 MB RAM
  • 256 MB ROM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • 4 GB included
  • microSD
  • up to 16 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1380 mAh
  • Removable Li-Ion
  • 1480 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.5 Professional
  • Microsoft Windows Mobile 6.1 Standard
  • upgradable to Windows Mobile 6.5
Headphone jack
  • Yes
  • No
Display
Display — specifications for D908, i637 Jack.
SpecificationD908i637 Jack
Touchscreen
  • resistive touchscreen
Unknown
Display colors Unknown
  • 65K
Screen area
  • 29.1 cm2
  • 17.8 cm2
Screen format
  • 5:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 46.7%
  • 25.0%
PPI /points per inch/
  • 292 PPI
  • 167 PPI
Camera and Video
Camera and Video — specifications for D908, i637 Jack.
SpecificationD908i637 Jack
Rear camera, main
  • 5 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 3.15 MP
Functions
  • LED flash
Unknown
Video
  • 480p@30fps
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0 MP,
Performance
Performance — specifications for D908, i637 Jack.
SpecificationD908i637 Jack
Processor CPU Unknown
  • 528 MHz
General specs
General specs — specifications for D908, i637 Jack.
SpecificationD908i637 Jack
Release date
  • 2009
  • December
  • 2009
  • May
Colors
  • Titanium Gray
Unknown
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 120 EUR
Battery life
  • Stand by time- Up to 180 h Talking time- Up to 4 h 30 min
  • Stand by time- Up to 288 h Talking time- Up to 7 h
Communication and Connectivity
Communication and Connectivity — specifications for D908, i637 Jack.
SpecificationD908i637 Jack
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 CDMA 800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • EV-DO Rev.0
  • 153.2 Kbps
  • HSPA 3.6/0.384 Mbps
GPRS
  • No
  • Class 10
Edge
  • No
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • 2.0
  • 2.0
Bluetooth
  • 2.1
  • A2DP
  • 2.0
  • A2DP
Harmful irradiation Unknown
  • SAR - 1.04 W/kg (head) 0.53 W/kg (body)
Music and Audio
Music and Audio — specifications for D908, i637 Jack.
SpecificationD908i637 Jack
Radio
  • No
  • No
Others
  • Handwriting recognition
Unknown
Other features
Other features — specifications for D908, i637 Jack.
SpecificationD908i637 Jack
Dop
  • Sensors Accelerometer MP3/WAV/WMA/AAC+ player -MP4/WMV/H.263 player -Organizer -Pocket Office -Voice memo -Predictive text input
  • Windows Media Player 10 -Windows Live
  • Yahoo!
  • AOL -Microsoft Outlook Mobile -Pocket Office -Voice memo/dial -Predictive text input - For AT&T