i-mate K-JAM vs ZTE Nubia Prague S

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

    Nubia Prague S: 25 g lighter

    K-JAM:
    160 g
    Nubia Prague S:
    135 g
  • Width

    K-JAM: 14.5 mm narrower

    K-JAM:
    58 mm
    Nubia Prague S:
    72.5 mm
  • Screen diagonal

    K-JAM: 2.4 in smaller diagonal

    K-JAM:
    2.8 in
    Nubia Prague S:
    5.2 in
  • Chipset

    K-JAM:
    TI OMAP 850
    Nubia Prague S:
    Qualcomm MSM8939 Snapdragon 615 (28 nm)
  • Depth

    Nubia Prague S: 16.9 mm thinner

    K-JAM:
    23.7 mm
    Nubia Prague S:
    6.8 mm
  • Height

    K-JAM: 40.2 mm shorter

    K-JAM:
    108 mm
    Nubia Prague S:
    148.2 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. K-JAM

    Height:
    108 mm
    Width:
    58 mm
    Depth:
    23.7 mm +16.9 mm versus Nubia Prague S
  2. 2. Nubia Prague S

    Height:
    148.2 mm +40.2 mm versus K-JAM
    Width:
    72.5 mm +14.5 mm versus K-JAM
    Depth:
    6.8 mm

Weight

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

  1. 1. K-JAM

    160 g

    +25 g versus Nubia Prague S

  2. 2. Nubia Prague S

    135 g

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. K-JAM

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. Nubia Prague S

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

Nubia Prague S has approximately 207% 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.

Recorded RAM for K-JAM, Nubia Prague S, compared at the same storage capacity.
StorageK-JAMNubia Prague S
64 GB Unknown 3 GB 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. K-JAM

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details miniSD · up to 2 GB

2. Nubia Prague S

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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. K-JAM

    1250 mAh

  2. 2. Nubia Prague S

    2200 mAh

    +950 mAh versus K-JAM

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. K-JAM2. Nubia Prague S

Everyday essentials
Everyday essentials — specifications for K-JAM, Nubia Prague S.
SpecificationK-JAMNubia Prague S
Dimensions (HxWxD)
  • 108 Х 58 Х 23.7 mm
  • 148.2 Х 72.5 Х 6.8 mm
Weight
  • 160 g
  • 135 g
Technology
  • TFT
  • Super AMOLED
Screen size
  • 2.8" inch
  • 5.2" inch
Screen resolution
  • 240 x 320 px
  • 1080 x 1920 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
  • 64 GB
  • 3 GB RAM
Memory card support
  • miniSD
  • up to 2 GB
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1250 mAh
  • Removable Li-Po
  • 2200 mAh
  • Non-removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 5.2 (Lollipop); nubia UI 3
Chipset
  • TI OMAP 850
  • Qualcomm MSM8939 Snapdragon 615 (28 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for K-JAM, Nubia Prague S.
SpecificationK-JAMNubia Prague S
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 74.5 cm2
Screen format
  • 4:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 38.8%
  • 69.4%
PPI /points per inch/
  • 143 PPI
  • 424 PPI
Camera and Video
Camera and Video — specifications for K-JAM, Nubia Prague S.
SpecificationK-JAMNubia Prague S
Rear camera, main
  • 1.3 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 1.3 MP
  • 13 MP
  • PDAF
  • f/2.2
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 8 MP
  • Single
Specifications Unknown
  • 8 MP
  • f/2.4
Performance
Performance — specifications for K-JAM, Nubia Prague S.
SpecificationK-JAMNubia Prague S
Processor CPU
  • 200 MHz ARM926EJ-S
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU Unknown
  • Adreno 405
General specs
General specs — specifications for K-JAM, Nubia Prague S.
SpecificationK-JAMNubia Prague S
Release date
  • 2005
  • September
  • 2016
  • January
Colors
  • Stylish black
  • White
  • Rose Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 280 EUR
  • 250 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 5 h
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for K-JAM, Nubia Prague S.
SpecificationK-JAMNubia Prague S
SIM card
  • Mini-SIM
  • Hybrid Dual SIM (Nano-SIM/ Micro-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE Cat4 150/50 Mbps
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
USB
  • miniUSB
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.0
  • 4.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for K-JAM, Nubia Prague S.
SpecificationK-JAMNubia Prague S
Radio
  • No
  • FM radio
Others Unknown
  • 32-bit/192kHz audio -Dolby Surround audio enhancement -Active noise cancellation with dedicated mic
Other features
Other features — specifications for K-JAM, Nubia Prague S.
SpecificationK-JAMNubia Prague S
Dop
  • 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
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass