HTC Windows Phone 8S vs i-mate K-JAM

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

    Windows Phone 8S: 47 g lighter

    Windows Phone 8S:
    113 g
    K-JAM:
    160 g
  • Width

    K-JAM: 5 mm narrower

    Windows Phone 8S:
    63 mm
    K-JAM:
    58 mm
  • Screen diagonal

    K-JAM: 1.2 in smaller diagonal

    Windows Phone 8S:
    4 in
    K-JAM:
    2.8 in
  • Chipset

    Windows Phone 8S:
    Qualcomm Snapdragon S4
    K-JAM:
    TI OMAP 850
  • Depth

    Windows Phone 8S: 13.4 mm thinner

    Windows Phone 8S:
    10.3 mm
    K-JAM:
    23.7 mm
  • Height

    K-JAM: 12.5 mm shorter

    Windows Phone 8S:
    120.5 mm
    K-JAM:
    108 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. Windows Phone 8S

    Height:
    120.5 mm +12.5 mm versus K-JAM
    Width:
    63 mm +5 mm versus K-JAM
    Depth:
    10.3 mm
  2. 2. K-JAM

    Height:
    108 mm
    Width:
    58 mm
    Depth:
    23.7 mm +13.4 mm versus Windows Phone 8S

Weight

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

  1. 1. Windows Phone 8S

    113 g

  2. 2. K-JAM

    160 g

    +47 g versus Windows Phone 8S

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. Windows Phone 8S

    Screen diagonal:
    4 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    45.5 cm²
  2. 2. K-JAM

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

Windows Phone 8S has approximately 87.6% more rectangular screen area than K-JAM.

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.

Windows Phone 8S: Original memory entry

4 GB · 512 MB RAM

K-JAM: Original memory entry

64 MB RAM · 128 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. Windows Phone 8S

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

2. K-JAM

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details miniSD · up to 2 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. Windows Phone 8S

    1700 mAh

    +450 mAh versus K-JAM

  2. 2. K-JAM

    1250 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. Windows Phone 8S2. K-JAM

Everyday essentials
Everyday essentials — specifications for Windows Phone 8S, K-JAM.
SpecificationWindows Phone 8SK-JAM
Dimensions (HxWxD)
  • 120.5 Х 63 Х 10.3 mm
  • 108 Х 58 Х 23.7 mm
Weight
  • 113 g
  • 160 g
Technology
  • S-LCD
  • TFT
Screen size
  • 4" inch
  • 2.8" inch
Screen resolution
  • 480 x 800 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 4 GB
  • 512 MB RAM
  • 64 MB RAM
  • 128 MB ROM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • miniSD
  • up to 2 GB
Battery Capacity is not battery life. No endurance test is implied.
  • 1700 mAh
  • Non-removable Li-Po
  • 1250 mAh
  • Removable Li-Po
Operating system OS
  • Microsoft Windows Phone 8
  • upgradable to WP8 GDR3
  • Microsoft Windows Mobile 5.0 PocketPC
Chipset
  • Qualcomm Snapdragon S4
  • TI OMAP 850
Headphone jack
  • Yes
  • No
Display
Display — specifications for Windows Phone 8S, K-JAM.
SpecificationWindows Phone 8SK-JAM
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 45.5 cm2
  • 24.3 cm2
Screen format
  • 5:3 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 60.0%
  • 38.8%
PPI /points per inch/
  • 233 PPI
  • 143 PPI
Screen protection
  • Corning Gorilla Glass
Unknown
Camera and Video
Camera and Video — specifications for Windows Phone 8S, K-JAM.
SpecificationWindows Phone 8SK-JAM
Rear camera, main
  • 5 MP
  • Single
  • 1.3 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 1.3 MP
Functions
  • LED flash
  • LED flash
Video
  • 720p@30fps
  • Yes
Front camera, selfie
  • 0 MP,
  • 0 MP,
Performance
Performance — specifications for Windows Phone 8S, K-JAM.
SpecificationWindows Phone 8SK-JAM
Processor CPU
  • Dual-core 1.0 GHz Krait
  • 200 MHz ARM926EJ-S
Graphics processor GPU
  • Adreno 305
Unknown
General specs
General specs — specifications for Windows Phone 8S, K-JAM.
SpecificationWindows Phone 8SK-JAM
Release date
  • 2012
  • September
  • 2005
  • September
Colors
  • Domino
  • Fiesta Red
  • Atlantic Blue
  • High-Rise Gray
  • Stylish black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 150 EUR
  • 280 EUR
Battery life Unknown
  • Stand by time- Up to 200 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for Windows Phone 8S, K-JAM.
SpecificationWindows Phone 8SK-JAM
SIM card
  • Micro-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Unknown
Speed
  • HSPA
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • No
USB
  • microUSB 2.0
  • miniUSB
Bluetooth
  • 3.1
  • A2DP
  • EDR/ 4.0
  • LE after Amber update
  • 2.0
Harmful irradiation
  • SAR - 0.97 W/kg (head) 1.08 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for Windows Phone 8S, K-JAM.
SpecificationWindows Phone 8SK-JAM
Radio
  • FM radio
  • No
Others
  • Beats Audio
Unknown
Other features
Other features — specifications for Windows Phone 8S, K-JAM.
SpecificationWindows Phone 8SK-JAM
Dop
  • Sensors Accelerometer
  • proximity - OneDrive (15 GB cloud storage) -MP3/WAV/WMA/eAAC+ player -MP4/WMV/H.264/H.263 player -Document viewer -Voice memo/dial -Predictive text input
  • Infrared port - Microsoft ActiveSync -Pocket Office -MP3/AAC player - Produced by HTC. Functionally identical to Qtek 9100
  • O2 XDA mini S
  • T-Mobile MDA Vario