i-mate K-JAM vs Oppo A1k

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

    K-JAM: 10 g lighter

    K-JAM:
    160 g
    A1k:
    170 g
  • Width

    K-JAM: 15.8 mm narrower

    K-JAM:
    58 mm
    A1k:
    73.8 mm
  • Screen diagonal

    K-JAM: 3.3 in smaller diagonal

    K-JAM:
    2.8 in
    A1k:
    6.1 in
  • Chipset

    K-JAM:
    TI OMAP 850
    A1k:
    Mediatek MT6762 Helio P22 (12 nm)
  • Depth

    A1k: 15.3 mm thinner

    K-JAM:
    23.7 mm
    A1k:
    8.4 mm
  • Height

    K-JAM: 46.5 mm shorter

    K-JAM:
    108 mm
    A1k:
    154.5 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 +15.3 mm versus A1k
  2. 2. A1k

    Height:
    154.5 mm +46.5 mm versus K-JAM
    Width:
    73.8 mm +15.8 mm versus K-JAM
    Depth:
    8.4 mm

Weight

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

  1. 1. K-JAM

    160 g

  2. 2. A1k

    170 g

    +10 g versus K-JAM

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. A1k

    Screen diagonal:
    6.1 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    91.3 cm²

A1k has approximately 276.2% 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, A1k, compared at the same storage capacity.
StorageK-JAMA1k
32 GB Unknown 2 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. A1k

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

    1250 mAh

  2. 2. A1k

    4000 mAh

    +2750 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. A1k

Everyday essentials
Everyday essentials — specifications for K-JAM, A1k.
SpecificationK-JAMA1k
Dimensions (HxWxD)
  • 108 Х 58 Х 23.7 mm
  • 154.5 Х 73.8 Х 8.4 mm
Weight
  • 160 g
  • 170 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.8" inch
  • 6.1" inch
Screen resolution
  • 240 x 320 px
  • 720 x 1560 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
  • 32 GB
  • 2 GB RAM
Memory card support
  • miniSD
  • up to 2 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1250 mAh
  • Removable Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Android 9.0 (Pie); ColorOS 6
Chipset
  • TI OMAP 850
  • Mediatek MT6762 Helio P22 (12 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for K-JAM, A1k.
SpecificationK-JAMA1k
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 91.3 cm2
Screen format
  • 4:3 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 38.8%
  • 80.1%
PPI /points per inch/
  • 143 PPI
  • 282 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for K-JAM, A1k.
SpecificationK-JAMA1k
Rear camera, main
  • 1.3 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 1.3 MP
  • 8 MP
  • f/2.2
  • 1/3.2''
  • 1.4µm
  • AF
Functions
  • LED flash
  • HDR
Video
  • Yes
  • 720p
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 5 MP
  • f/2.0
  • 1/5''
  • 1.12µm
Performance

Scores marked * are historical catalogue entries. Test conditions are unspecified; no new testing is implied.

Performance — specifications for K-JAM, A1k.
SpecificationK-JAMA1k
Processor CPU
  • 200 MHz ARM926EJ-S
  • Octa-core 2.0 GHz Cortex-A53
Graphics processor GPU Unknown
  • PowerVR GE8320
Antutu 7 score * Unknown
  • 75826
General specs
General specs — specifications for K-JAM, A1k.
SpecificationK-JAMA1k
Release date
  • 2005
  • September
  • 2019
  • April
Colors
  • Stylish black
  • Black
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 280 EUR
  • 100 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 5 h
Unknown
Body build Unknown
  • plastic body
Communication and Connectivity
Communication and Connectivity — specifications for K-JAM, A1k.
SpecificationK-JAMA1k
SIM card
  • Mini-SIM
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500)
Speed Unknown
  • HSPA
  • LTE-A
GPRS
  • Class 10
  • Yes
Edge
  • Class 10
  • Yes
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 b/g/n
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • miniUSB
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 2.0
  • 4.2
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for K-JAM, A1k.
SpecificationK-JAMA1k
Radio
  • No
  • FM radio
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for K-JAM, A1k.
SpecificationK-JAMA1k
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
  • proximity
  • compass - Versions: CPH1923