Samsung i640 vs Unnecto Rush

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

    i640: 32 g lighter

    i640:
    148 g
    Rush:
    180 g
  • Width

    i640: 13 mm narrower

    i640:
    61 mm
    Rush:
    74 mm
  • Screen diagonal

    i640: 2.6 in smaller diagonal

    i640:
    2.4 in
    Rush:
    5 in
  • Depth

    Rush: 7.9 mm thinner

    i640:
    16.9 mm
    Rush:
    9 mm
  • Height

    i640: 53.6 mm shorter

    i640:
    94.4 mm
    Rush:
    148 mm
  • Release year

    i640:
    2008
    Rush:
    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. i640

    Height:
    94.4 mm
    Width:
    61 mm
    Depth:
    16.9 mm +7.9 mm versus Rush
  2. 2. Rush

    Height:
    148 mm +53.6 mm versus i640
    Width:
    74 mm +13 mm versus i640
    Depth:
    9 mm

Weight

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

  1. 1. i640

    148 g

  2. 2. Rush

    180 g

    +32 g versus i640

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. i640

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

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²

Rush has approximately 286.4% more rectangular screen area than i640.

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.

i640: Original memory entry

64 MB RAM · 128 MB ROM

Rush: Original memory entry

4 GB · 512 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. i640

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (dedicated slot)

2. Rush

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. i640

    1000 mAh

  2. 2. Rush

    2000 mAh

    +1000 mAh versus i640

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. i6402. Rush

Everyday essentials
Everyday essentials — specifications for i640, Rush.
Specificationi640Rush
Dimensions (HxWxD)
  • 94.4 Х 61 Х 16.9 mm
  • 148 Х 74 Х 9 mm
Weight
  • 148 g
  • 180 g
Technology
  • TFT
Unknown
Screen size
  • 2.4" inch
  • 5" inch
Screen resolution
  • 320 x 240 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB RAM
  • 128 MB ROM
  • 4 GB
  • 512 MB RAM
Memory card support
  • microSD (dedicated slot)
  • microSD
  • up to 32 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1000 mAh
  • Removable Li-Ion
  • 2000 mAh
  • Li-Ion
Operating system OS
  • Microsoft Windows Mobile 6.0 Standard
  • Android 4.4.2 (KitKat)
Headphone jack
  • No
  • Yes
Display
Display — specifications for i640, Rush.
Specificationi640Rush
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 17.8 cm2
  • 68.9 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 31.0%
  • 62.9%
PPI /points per inch/
  • 167 PPI
  • 294 PPI
Camera and Video
Camera and Video — specifications for i640, Rush.
Specificationi640Rush
Rear camera, main
  • 2 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 2 MP
  • 8 MP
Functions Unknown
  • LED flash
Video
  • Yes
  • Yes
Front camera, selfie
  • 0.3 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • VGA videocall camera
  • VGA
Performance
Performance — specifications for i640, Rush.
Specificationi640Rush
Processor CPU
  • 32-bit Intel XScale PXA270 416 MHz
  • Quad-core 1.3 GHz
Graphics processor GPU Unknown
  • Mali-400
General specs
General specs — specifications for i640, Rush.
Specificationi640Rush
Release date
  • 2008
  • February
  • 2014
  • September
Colors
  • Silver
  • Black
  • White
  • Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
Unknown
Battery life
  • Stand by time- Up to 250 h Talking time- Up to 6 h
  • Stand by time- Up to 750 h (3G) Talking time- Up to 15 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for i640, Rush.
Specificationi640Rush
SIM card
  • Mini-SIM
  • Dual SIM (dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA 21.1/11.5 Mbps
GPRS
  • Class 10
  • Class 12
Edge
  • Class 10
  • Class 12
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
USB
  • 1.1
  • microUSB
Bluetooth
  • 2.0
  • 2.1
  • EDR
Harmful irradiation
  • SAR - 1.18 W/kg (head) 1.12 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for i640, Rush.
Specificationi640Rush
Radio
  • No
  • FM radio
Others
  • Jog Dial
Unknown
Other features
Other features — specifications for i640, Rush.
Specificationi640Rush
Dop
  • WMV/3GP/MP4 player -WMA/MP3/AAC+ player -Organizer -Pocket Office -Voice memo
  • Sensors Accelerometer
  • proximity