Samsung i637 Jack vs Xiaomi Redmi Note Prime

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: 82.9 g lighter

    i637 Jack:
    102.1 g
    Redmi Note Prime:
    185 g
  • Width

    i637 Jack: 17.7 mm narrower

    i637 Jack:
    61 mm
    Redmi Note Prime:
    78.7 mm
  • Screen diagonal

    i637 Jack: 3.1 in smaller diagonal

    i637 Jack:
    2.4 in
    Redmi Note Prime:
    5.5 in
  • Depth

    Redmi Note Prime: 3.3 mm thinner

    i637 Jack:
    12.7 mm
    Redmi Note Prime:
    9.4 mm
  • Height

    i637 Jack: 37 mm shorter

    i637 Jack:
    117 mm
    Redmi Note Prime:
    154 mm
  • Release year

    i637 Jack:
    2009
    Redmi Note Prime:
    2015

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
    Depth:
    12.7 mm +3.3 mm versus Redmi Note Prime
  2. 2. Redmi Note Prime

    Height:
    154 mm +37 mm versus i637 Jack
    Width:
    78.7 mm +17.7 mm versus i637 Jack
    Depth:
    9.4 mm

Weight

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

  1. 1. i637 Jack

    102.1 g

  2. 2. Redmi Note Prime

    185 g

    +82.9 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. Redmi Note Prime

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

Redmi Note Prime has approximately 367.5% 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.

Recorded RAM for i637 Jack, Redmi Note Prime, compared at the same storage capacity.
Storagei637 JackRedmi Note Prime
16 GB Unknown 2 GB RAM
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. i637 Jack

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

2. Redmi Note Prime

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. Redmi Note Prime

    3100 mAh

    +1620 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. Redmi Note Prime

Everyday essentials
Everyday essentials — specifications for i637 Jack, Redmi Note Prime.
Specificationi637 JackRedmi Note Prime
Dimensions (HxWxD)
  • 117 Х 61 Х 12.7 mm
  • 154 Х 78.7 Х 9.4 mm
Weight
  • 102.1 g
  • 185 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.4" inch
  • 5.5" 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.
  • 256 MB RAM
  • 256 MB ROM
  • 16 GB
  • 2 GB RAM
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
  • 3100 mAh
  • Removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 6.1 Standard
  • upgradable to Windows Mobile 6.5
  • Android 4.4.4 (KitKat); MIUI 9.2
Chipset Unknown
  • Qualcomm MSM8916 Snapdragon 410 (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for i637 Jack, Redmi Note Prime.
Specificationi637 JackRedmi Note Prime
Touchscreen Unknown
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 17.8 cm2
  • 83.4 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 25.0%
  • 68.8%
PPI /points per inch/
  • 167 PPI
  • 267 PPI
Camera and Video
Camera and Video — specifications for i637 Jack, Redmi Note Prime.
Specificationi637 JackRedmi Note Prime
Rear camera, main
  • 3.15 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 3.15 MP
  • 13 MP
  • f/2.2
  • 28mm (wide)
  • AF
Functions Unknown
  • LED flash
  • HDR
Video
  • Yes
  • 720p
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
Performance
Performance — specifications for i637 Jack, Redmi Note Prime.
Specificationi637 JackRedmi Note Prime
Processor CPU
  • 528 MHz
  • Quad-core 1.2 GHz Cortex-A53
Graphics processor GPU Unknown
  • Adreno 306
General specs
General specs — specifications for i637 Jack, Redmi Note Prime.
Specificationi637 JackRedmi Note Prime
Release date
  • 2009
  • May
  • 2015
  • December
Colors Unknown
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 120 EUR
  • 140 EUR
Battery life
  • Stand by time- Up to 288 h Talking time- Up to 7 h
  • Stand by time- Up to 775 h (3G) Talking time- Up to 38 h (3G) Music play - Up to 60 h
Communication and Connectivity
Communication and Connectivity — specifications for i637 Jack, Redmi Note Prime.
Specificationi637 JackRedmi Note Prime
SIM card
  • Mini-SIM
  • Dual SIM (Micro-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 900 / 1800 / 850 - SIM 1 & SIM 2 -3G - HSDPA 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 3.6/0.384 Mbps
  • HSPA
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • 2.0
  • microUSB 2.0
  • USB Host
Bluetooth
  • 2.0
  • A2DP
  • 4.0
  • A2DP
  • LE
Harmful irradiation
  • SAR - 1.04 W/kg (head) 0.53 W/kg (body)
  • SAR - 0.50 W/kg (head)
Music and Audio
Music and Audio — specifications for i637 Jack, Redmi Note Prime.
Specificationi637 JackRedmi Note Prime
Radio
  • No
  • Stereo FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for i637 Jack, Redmi Note Prime.
Specificationi637 JackRedmi Note Prime
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
  • gyro
  • proximity
  • compass - Fast battery charging: 30% in 30 min (Quick Charge 1.0)