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Allview A4 Duo vs i-mate JAMin

Compare recorded specifications, size and practical differences.

i-mate JAMin

i-mate JAMin

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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.

  • WeightA4 Duo: 39.4 g lighterA4 Duo: 110.6 g · JAMin: 150 g
  • WidthJAMin: 5.2 mm narrowerJAMin: 58 mm · A4 Duo: 63.2 mm
  • Screen diagonalJAMin: 0.7 in smaller diagonalJAMin: 2.8 in · A4 Duo: 3.5 in
  • DepthA4 Duo: 6.2 mm thinnerA4 Duo: 12 mm · JAMin: 18.2 mm
  • HeightJAMin: 8.1 mm shorterJAMin: 108 mm · A4 Duo: 116.1 mm
  • Release year2013 / 2006A4 Duo: 2013 · JAMin: 2006

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.

Front
A4 Duo: 116.1 × 63.2 mm 1 JAMin: 108 × 58 mm 2
Side
A4 Duo: 116.1 × 12 mm 1 JAMin: 108 × 18.2 mm 2
  1. 1. A4 Duo
    Height
    116.1 mm+8.1 mm versus JAMin
    Width
    63.2 mm+5.2 mm versus JAMin
    Depth
    12 mm
    Weight
    110.6 g
  2. 2. JAMin
    Height
    108 mm
    Width
    58 mm
    Depth
    18.2 mm+6.2 mm versus A4 Duo
    Weight
    150 g
Weight

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

  1. 1. A4 Duo110.6 g
  2. 2. JAMin150 g

    +39.4 g versus A4 Duo

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.

Screen size
A4 Duo: 3.5 in, 3:2, About 36.5 cm² rectangular area 1 JAMin: 2.8 in, 4:3, About 24.3 cm² rectangular area 2
  1. 1. A4 Duo 3.5 in · 3:2 About 36.5 cm² rectangular area
  2. 2. JAMin 2.8 in · 4:3 About 24.3 cm² rectangular area

A4 Duo has approximately 50.2% more rectangular screen area than JAMin.

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.

A4 Duo: Original memory entry

512 MB RAM - Liquid M2208 GB

JAMin: 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. A4 Duo

NFC
See details Super AMOLED
Headphone jack
Yes
Memory card support
See details panorama

2. JAMin

NFC
Unknown
Headphone jack
No
Memory card support
See details SD/MMC · up to 2 GB

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded capacity

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

  1. 1. A4 Duo1200 mAh
  2. 2. JAMin1200 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. A4 Duo2. JAMin

Everyday essentials
Everyday essentials
SpecificationA4 DuoJAMin
Dimensions (HxWxD)
  • 116.1 Х 63.2 Х 12 mm
  • 108 Х 58 Х 18.2 mm
Weight
  • 110.6 g
  • 150 g
Technology
  • TFT
  • TFT
Screen size
  • 3.5" inch
  • 2.8" inch
Screen resolution
  • 320 x 480 px
  • 240 x 320 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 512 MB RAM - Liquid M2208 GB
  • 64 MB RAM
  • 128 MB ROM
Memory card support
  • panorama
  • SD/MMC
  • up to 2 GB
BatteryCapacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 1200 mAh
  • Removable Li-Po
Operating system OS
  • Android 4.2 (Jelly Bean)
  • Microsoft Windows Mobile 5.0 PocketPC
Chipset Unknown
  • TI OMAP 850
NFC
  • Super AMOLED
Unknown
Headphone jack
  • Yes
  • No
Display
Display
SpecificationA4 DuoJAMin
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • Super AMOLED
  • 65K
Screen area
  • 36.5 cm2
  • 24.3 cm2
Screen format
  • 3:2 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 149.7 g
  • 38.8%
PPI /points per inch/
  • 165 PPI
  • 143 PPI
Camera and Video
Camera and Video
SpecificationA4 DuoJAMin
Rear camera, main
  • 2 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 2 MP
  • 2 MP
Video
  • Yes
  • CIF
Front camera, selfie
  • 0 MP,
  • 0 MP,
Specifications
  • Super AMOLED
Unknown
Performance
Performance
SpecificationA4 DuoJAMin
Processor CPU
  • Dual-core 1.0 GHz Cotex-A7
  • 200 MHz ARM926EJ-S
Graphics processor GPU
  • Mali-400MP2 Z525 -Mali-T720MP2 Z528
Unknown
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 11698
Unknown
General specs
General specs
SpecificationA4 DuoJAMin
Release date
  • 2013
  • November
  • 2006
  • Q1
Colors
  • Black
  • Stylish black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 80 EUR
  • 220 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 8 h 20 min
Unknown
Communication and Connectivity
Communication and Connectivity
SpecificationA4 DuoJAMin
SIM card
  • Dual SIM (dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
Unknown
GPRS
  • Class 12
  • Class 10
Edge
  • Class 10
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • Wi-Fi Direct
  • Wi-Fi 802.11b/g
GPS
  • panorama
  • No
USB
  • microUSB 2.0
  • miniUSB
Bluetooth
  • 4.0
  • A2DP
  • EDR
  • 2.0
Music and Audio
Music and Audio
SpecificationA4 DuoJAMin
Radio
  • FM radio
  • No
Others Unknown
  • Handwriting recognition
Other features
Other features
SpecificationA4 DuoJAMin
Dop
  • Sensors Accelerometer
  • proximity
  • Infrared port - Pocket Office -Voice memo -MP3/AAC player - Produced by HTC. Functionally identical to Qtek S200
  • O2 XDA Neo.