i-mate JAMin vs Nokia Lumia 820

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

    JAMin: 10 g lighter

    JAMin:
    150 g
    Lumia 820:
    160 g
  • Width

    JAMin: 10.5 mm narrower

    JAMin:
    58 mm
    Lumia 820:
    68.5 mm
  • Screen diagonal

    JAMin: 1.5 in smaller diagonal

    JAMin:
    2.8 in
    Lumia 820:
    4.3 in
  • Chipset

    JAMin:
    TI OMAP 850
    Lumia 820:
    Qualcomm MSM8960 Snapdragon S4 Plus
  • Depth

    Lumia 820: 8.3 mm thinner

    JAMin:
    18.2 mm
    Lumia 820:
    9.9 mm
  • Height

    JAMin: 15.8 mm shorter

    JAMin:
    108 mm
    Lumia 820:
    123.8 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. JAMin

    Height:
    108 mm
    Width:
    58 mm
    Depth:
    18.2 mm +8.3 mm versus Lumia 820
  2. 2. Lumia 820

    Height:
    123.8 mm +15.8 mm versus JAMin
    Width:
    68.5 mm +10.5 mm versus JAMin
    Depth:
    9.9 mm

Weight

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

  1. 1. JAMin

    150 g

  2. 2. Lumia 820

    160 g

    +10 g versus JAMin

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. JAMin

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. Lumia 820

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    52.6 cm²

Lumia 820 has approximately 116.8% 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.

Recorded RAM for JAMin, Lumia 820, compared at the same storage capacity.
StorageJAMinLumia 820
8 GB Unknown 1 GB RAM
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. JAMin

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

2. Lumia 820

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 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. JAMin

    1200 mAh

  2. 2. Lumia 820

    1650 mAh

    +450 mAh versus JAMin

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. JAMin2. Lumia 820

Everyday essentials
Everyday essentials — specifications for JAMin, Lumia 820.
SpecificationJAMinLumia 820
Dimensions (HxWxD)
  • 108 Х 58 Х 18.2 mm
  • 123.8 Х 68.5 Х 9.9 mm
Weight
  • 150 g
  • 160 g
Technology
  • TFT
  • AMOLED
Screen size
  • 2.8" inch
  • 4.3" inch
Screen resolution
  • 240 x 320 px
  • 480 x 800 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
  • 8 GB
  • 1 GB RAM
Memory card support
  • SD/MMC
  • up to 2 GB
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Po
  • 1650 mAh
  • Removable Li-Ion
Operating system OS
  • Microsoft Windows Mobile 5.0 PocketPC
  • Microsoft Windows Phone 8
  • upgradable to 8.1
Chipset
  • TI OMAP 850
  • Qualcomm MSM8960 Snapdragon S4 Plus
NFC Unknown
  • Yes
Headphone jack
  • No
  • Yes
Display
Display — specifications for JAMin, Lumia 820.
SpecificationJAMinLumia 820
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 52.6 cm2
Screen format
  • 4:3 (height:width)
  • 5:3 (height:width)
Screen to body ratio
  • 38.8%
  • 62.1%
PPI /points per inch/
  • 143 PPI
  • 217 PPI
Camera and Video
Camera and Video — specifications for JAMin, Lumia 820.
SpecificationJAMinLumia 820
Rear camera, main
  • 2 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 2 MP
  • 8 MP
  • AF
Functions Unknown
  • Carl Zeiss optics
  • Dual-LED flash
Video
  • CIF
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 0.3 MP
  • Single
Specifications Unknown
  • VGA
Performance

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

Performance — specifications for JAMin, Lumia 820.
SpecificationJAMinLumia 820
Processor CPU
  • 200 MHz ARM926EJ-S
  • Dual-core 1.5 GHz Krait
Graphics processor GPU Unknown
  • Adreno 225
Antutu 7 score * Unknown
  • 3150
General specs
General specs — specifications for JAMin, Lumia 820.
SpecificationJAMinLumia 820
Release date
  • 2006
  • Q1
  • 2012
  • September
Colors
  • Stylish black
  • Black
  • Gray
  • Red
  • Yellow
  • White
  • Blue
  • Violet
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 220 EUR
  • 170 EUR
Battery life Unknown
  • Stand by time- Up to 330 h (2G) / Up to 330 h (3G) Talking time- Up to 14 h (2G) / Up to 8 h (3G) Music play - Up to 55 h
Communication and Connectivity
Communication and Connectivity — specifications for JAMin, Lumia 820.
SpecificationJAMinLumia 820
SIM card
  • Mini-SIM
  • Micro-SIM
Network Unknown
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800)
Speed Unknown
  • HSPA 42.2/5.76 Mbps
  • LTE Cat3 100/50 Mbps
GPRS
  • Class 10
  • Class 12
Edge
  • Class 10
  • Class 12
Wi-Fi
  • Wi-Fi 802.11b/g
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • Wi-Fi Direct
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
USB
  • miniUSB
  • microUSB 2.0
Bluetooth
  • 2.0
  • 4.0
  • A2DP
  • EDR
  • LE/ aptX after WP8 Denim update
Harmful irradiation Unknown
  • SAR - 1.37 W/kg (head) 0.71 W/kg (body) SAR EU - 0.79 W/kg (head)
Music and Audio
Music and Audio — specifications for JAMin, Lumia 820.
SpecificationJAMinLumia 820
Radio
  • No
  • FM radio
Others
  • Handwriting recognition
  • Nokia ClearBlack display
  • Dolby Headphone -Active noise cancellation with dedicated mic
Other features
Other features — specifications for JAMin, Lumia 820.
SpecificationJAMinLumia 820
Dop
  • Infrared port - Pocket Office -Voice memo -MP3/AAC player - Produced by HTC. Functionally identical to Qtek S200
  • O2 XDA Neo.
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass