Samsung i637 Jack vs Samsung L870

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: 17.9 g lighter

    i637 Jack:
    102.1 g
    L870:
    120 g
  • Width

    L870: 10.5 mm narrower

    i637 Jack:
    61 mm
    L870:
    50.5 mm
  • Depth

    i637 Jack: 0.8 mm thinner

    i637 Jack:
    12.7 mm
    L870:
    13.5 mm
  • Height

    L870: 13.5 mm shorter

    i637 Jack:
    117 mm
    L870:
    103.5 mm
  • Release year

    i637 Jack:
    2009
    L870:
    2008

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 +13.5 mm versus L870
    Width:
    61 mm +10.5 mm versus L870
    Depth:
    12.7 mm
  2. 2. L870

    Height:
    103.5 mm
    Width:
    50.5 mm
    Depth:
    13.5 mm +0.8 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. L870

    120 g

    +17.9 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. L870

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

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

L870: Original memory entry

100 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. L870

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD · up to 8 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

    +480 mAh versus L870

  2. 2. L870

    1000 mAh

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. L870

Everyday essentials
Everyday essentials — specifications for i637 Jack, L870.
Specificationi637 JackL870
Dimensions (HxWxD)
  • 117 Х 61 Х 12.7 mm
  • 103.5 Х 50.5 Х 13.5 mm
Weight
  • 102.1 g
  • 120 g
Technology
  • TFT
  • TFT
Screen size
  • 2.4" inch
  • 2.4" inch
Screen resolution
  • 320 x 240 px
  • 240 x 320 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
  • 100 MB
Memory card support
  • microSD
  • up to 16 GB (dedicated slot)
  • microSD
  • up to 8 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1480 mAh
  • Removable Li-Ion
  • 1000 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.1 Standard
  • upgradable to Windows Mobile 6.5
  • Symbian 9.3
  • Series 60 rel. 3.2
Headphone jack
  • No
  • No
Display
Display — specifications for i637 Jack, L870.
Specificationi637 JackL870
Display colors
  • 65K
Unknown
Screen area
  • 17.8 cm2
  • 17.8 cm2
Screen format
  • 4:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 25.0%
  • 34.1%
PPI /points per inch/
  • 167 PPI
  • 167 PPI
Camera and Video
Camera and Video — specifications for i637 Jack, L870.
Specificationi637 JackL870
Rear camera, main
  • 3.15 MP
  • Single
  • 3.15 MP
  • Single
Camera specs
  • 3.15 MP
  • 3.15 MP
  • AF
Video
  • Yes
  • Yes
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Performance
Performance — specifications for i637 Jack, L870.
Specificationi637 JackL870
Processor CPU
  • 528 MHz
  • 32-bit STMicroelectronics Nomadik STn8815P14
General specs
General specs — specifications for i637 Jack, L870.
Specificationi637 JackL870
Release date
  • 2009
  • May
  • 2008
  • April
Colors Unknown
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 130 EUR
Battery life
  • Stand by time- Up to 288 h Talking time- Up to 7 h
  • Stand by time- Up to 222 h Talking time- Up to 3 h 50 min
Communication and Connectivity
Communication and Connectivity — specifications for i637 Jack, L870.
Specificationi637 JackL870
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 3.6/0.384 Mbps
GPRS
  • Class 10
  • Class 12
Edge
  • Class 10
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 b/g
  • No
GPS
  • Yes
  • with A-GPS
  • No
USB
  • 2.0
  • 2.0
Bluetooth
  • 2.0
  • A2DP
  • 2.0
  • A2DP
Harmful irradiation
  • SAR - 1.04 W/kg (head) 0.53 W/kg (body)
  • SAR - 0.41 W/kg (head) 1.04 W/kg (body) SAR EU - 0.36 W/kg (head)
Music and Audio
Music and Audio — specifications for i637 Jack, L870.
Specificationi637 JackL870
Radio
  • No
  • Stereo FM radio
  • RDS
Other features
Other features — specifications for i637 Jack, L870.
Specificationi637 JackL870
Dop
  • Windows Media Player 10 -Windows Live
  • Yahoo!
  • AOL -Microsoft Outlook Mobile -Pocket Office -Voice memo/dial -Predictive text input - For AT&T
  • WMV/RV/MP4/3GP player -MP3/WMA/WAV/RA/AAC/M4A player -Predictive text input -Document viewer (Word
  • Excel
  • PowerPoint
  • PDF) -Business card scanner -Voice memo