Samsung i637 Jack vs Samsung I6500U Galaxy

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

    i637 Jack: 23.9 g lighter

    i637 Jack:
    102.1 g
    I6500U Galaxy:
    126 g
  • Width

    I6500U Galaxy: 2 mm narrower

    i637 Jack:
    61 mm
    I6500U Galaxy:
    59 mm
  • Screen diagonal

    i637 Jack: 0.8 in smaller diagonal

    i637 Jack:
    2.4 in
    I6500U Galaxy:
    3.2 in
  • Depth

    i637 Jack: 0.6 mm thinner

    i637 Jack:
    12.7 mm
    I6500U Galaxy:
    13.3 mm
  • Release year

    i637 Jack:
    2009
    I6500U Galaxy:
    2010

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. i637 Jack

    Height:
    117 mm
    Width:
    61 mm +2 mm versus I6500U Galaxy
    Depth:
    12.7 mm
  2. 2. I6500U Galaxy

    Height:
    117 mm
    Width:
    59 mm
    Depth:
    13.3 mm +0.6 mm versus i637 Jack

Weight

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

  1. 1. i637 Jack

    102.1 g

  2. 2. I6500U Galaxy

    126 g

    +23.9 g versus i637 Jack

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. i637 Jack

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    17.8 cm²
  2. 2. I6500U Galaxy

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

I6500U Galaxy has approximately 70.9% 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.

i637 Jack: Original memory entry

256 MB RAM · 256 MB ROM

I6500U Galaxy: Original memory entry

180 MB

Practical features

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

1. i637 Jack

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

2. I6500U Galaxy

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. i637 Jack

    1480 mAh

  2. 2. I6500U Galaxy

    1500 mAh

    +20 mAh versus i637 Jack

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. i637 Jack2. I6500U Galaxy

Everyday essentials
Everyday essentials — specifications for i637 Jack, I6500U Galaxy.
Specificationi637 JackI6500U Galaxy
Dimensions (HxWxD)
  • 117 Х 61 Х 12.7 mm
  • 117 Х 59 Х 13.3 mm
Weight
  • 102.1 g
  • 126 g
Technology
  • TFT
  • AMOLED
Screen size
  • 2.4" inch
  • 3.2" inch
Screen resolution
  • 320 x 240 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 256 MB RAM
  • 256 MB ROM
  • 180 MB
Memory card support
  • microSD
  • up to 16 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1480 mAh
  • Removable Li-Ion
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Standard
  • upgradable to Windows Mobile 6.5
  • Android 2.1 (Eclair)
Headphone jack
  • No
  • Yes
Display
Display — specifications for i637 Jack, I6500U Galaxy.
Specificationi637 JackI6500U Galaxy
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 17.8 cm2
  • 30.5 cm2
Screen format
  • 4:3 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 25.0%
  • 44.2%
PPI /points per inch/
  • 167 PPI
  • 180 PPI
Camera and Video
Camera and Video — specifications for i637 Jack, I6500U Galaxy.
Specificationi637 JackI6500U Galaxy
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
  • AF
Video
  • Yes
  • 480p@30fps
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for i637 Jack, I6500U Galaxy.
Specificationi637 JackI6500U Galaxy
Processor CPU
  • 528 MHz
  • 800 MHz
General specs
General specs — specifications for i637 Jack, I6500U Galaxy.
Specificationi637 JackI6500U Galaxy
Release date
  • 2009
  • May
  • 2010
  • March
Colors Unknown
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 310 EUR
Battery life
  • Stand by time- Up to 288 h Talking time- Up to 7 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for i637 Jack, I6500U Galaxy.
Specificationi637 JackI6500U Galaxy
SIM card
  • Mini-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA 7.2/5.76 Mbps
GPRS
  • Class 10
  • Class 10
Edge
  • Class 10
  • 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
  • microUSB 2.0
Bluetooth
  • 2.0
  • A2DP
  • 2.1
  • A2DP
Harmful irradiation
  • SAR - 1.04 W/kg (head) 0.53 W/kg (body)
  • SAR EU - 0.36 W/kg (head)
Music and Audio
Music and Audio — specifications for i637 Jack, I6500U Galaxy.
Specificationi637 JackI6500U Galaxy
Radio
  • No
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for i637 Jack, I6500U Galaxy.
Specificationi637 JackI6500U Galaxy
Dop
  • Windows Media Player 10 -Windows Live
  • Yahoo!
  • AOL -Microsoft Outlook Mobile -Pocket Office -Voice memo/dial -Predictive text input - For AT&T
  • Sensors Accelerometer
  • compass - MP4/H.264/WMV player -MP3/WAV/eAAC+/WMA player -Document viewer - Also known as Samsung I6500 Saturn For China