i-mate JAM vs Xiaomi Redmi 7A

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

    JAM: 15 g lighter

    JAM:
    150 g
    Redmi 7A:
    165 g
  • Width

    JAM: 12.4 mm narrower

    JAM:
    58 mm
    Redmi 7A:
    70.4 mm
  • Screen diagonal

    JAM: 2.65 in smaller diagonal

    JAM:
    2.8 in
    Redmi 7A:
    5.45 in
  • Depth

    Redmi 7A: 8.4 mm thinner

    JAM:
    18 mm
    Redmi 7A:
    9.6 mm
  • Height

    JAM: 38.3 mm shorter

    JAM:
    108 mm
    Redmi 7A:
    146.3 mm
  • Release year

    JAM:
    2004
    Redmi 7A:
    2019

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. JAM

    Height:
    108 mm
    Width:
    58 mm
    Depth:
    18 mm +8.4 mm versus Redmi 7A
  2. 2. Redmi 7A

    Height:
    146.3 mm +38.3 mm versus JAM
    Width:
    70.4 mm +12.4 mm versus JAM
    Depth:
    9.6 mm

Weight

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

  1. 1. JAM

    150 g

  2. 2. Redmi 7A

    165 g

    +15 g versus 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. JAM

    Screen diagonal:
    2.8 in
    Aspect ratio (height:width):
    4:3
    Approximate rectangular screen area:
    24.3 cm²
  2. 2. Redmi 7A

    Screen diagonal:
    5.45 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    76.7 cm²

Redmi 7A has approximately 215.7% more rectangular screen area than 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.

JAM: Original memory entry

64 MB RAM

Redmi 7A: Original memory entry

32 GB · 2/3 RAM 16 GB · 2 GB RAM

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. JAM

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

2. Redmi 7A

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. JAM

    1200 mAh

  2. 2. Redmi 7A

    4000 mAh

    +2800 mAh versus 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. JAM2. Redmi 7A

Everyday essentials
Everyday essentials — specifications for JAM, Redmi 7A.
SpecificationJAMRedmi 7A
Dimensions (HxWxD)
  • 108 Х 58 Х 18 mm
  • 146.3 Х 70.4 Х 9.6 mm
Weight
  • 150 g
  • 165 g
Technology
  • TFT
  • IPS LCD
Screen size
  • 2.8" inch
  • 5.45" inch
Screen resolution
  • 240 x 320 px
  • 720 x 1440 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 MB RAM
  • 32 GB
  • 2/3 RAM 16 GB
  • 2 GB RAM
Memory card support
  • SDIO/MMC
  • up to 2 GB
  • microSD
  • up to 256 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1200 mAh
  • Removable Li-Ion
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Microsoft Windows Mobile 2003 SE PocketPC
  • Android 9.0 (Pie); MIUI 10.2.7
Chipset Unknown
  • Qualcomm SDM439 Snapdragon 439 (12 nm)
Headphone jack
  • No
  • Yes
Display
Display — specifications for JAM, Redmi 7A.
SpecificationJAMRedmi 7A
Touchscreen
  • resistive touchscreen
  • capacitive touchscreen
Display colors
  • 65K
  • 16M
Screen area
  • 24.3 cm2
  • 76.7 cm2
Screen format
  • 4:3 (height:width)
  • 18:9 (height:width)
Screen to body ratio
  • 38.8%
  • 74.4%
PPI /points per inch/
  • 143 PPI
  • 295 PPI
Camera and Video
Camera and Video — specifications for JAM, Redmi 7A.
SpecificationJAMRedmi 7A
Rear camera, main
  • 1.3 MP
  • Single
  • 13 MP
  • Single
Camera specs
  • 1.3 MP
  • 13 MP
  • f/2.2
  • 1.12µm
  • PDAF - China -12 MP
  • 1/2.9''
  • 1.25µm
  • PDAF - India
Functions Unknown
  • LED flash
  • HDR
Video
  • Yes
  • 1080p@30fps
Front camera, selfie
  • 0 MP,
  • 5 MP
  • Single
Specifications Unknown
  • 13 MP
  • f/2.2
  • 1.12µm
  • PDAF - China
Performance

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

Performance — specifications for JAM, Redmi 7A.
SpecificationJAMRedmi 7A
Processor CPU
  • Intel PXA272 416 MHz
  • Octa-core (2x2.0 GHz Cortex-A53 & 6x1.45 GHz Cortex A53)
Graphics processor GPU Unknown
  • Adreno 505
Antutu 8 score * Unknown
  • 90664
General specs
General specs — specifications for JAM, Redmi 7A.
SpecificationJAMRedmi 7A
Release date
  • 2004
  • Q4
  • 2019
  • May
Colors
  • Stylish black and silver
  • Matte Black
  • Morning blue
  • Matte Blue
  • Matte Gold
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 260 EUR
  • 100 EUR
Battery life
  • Stand by time- Up to 180 h Talking time- Up to 3 h 30 min
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for JAM, Redmi 7A.
SpecificationJAMRedmi 7A
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 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE (unspecified)
Speed Unknown
  • HSPA
  • LTE-A
GPRS
  • Class 10
  • Yes
Edge
  • No
  • Yes
Wi-Fi
  • No
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
GPS
  • No
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
USB
  • Proprietary
  • microUSB 2.0
Bluetooth
  • Yes
  • 4.2
  • A2DP
  • LE
Harmful irradiation Unknown
  • SAR - 0.74 W/kg (head) 0.79 W/kg (body)
Music and Audio
Music and Audio — specifications for JAM, Redmi 7A.
SpecificationJAMRedmi 7A
Radio
  • No
  • FM radio
  • built-in antenna
Others
  • Handwriting recognition
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for JAM, Redmi 7A.
SpecificationJAMRedmi 7A
Dop
  • Infrared port - Pocket Office -Voice memo -MP3/AAC player -Predictive text input - Produced by HTC. Functionally identical to Qtek S100
  • O2 XDA II mini and T-Mobile MDA Compact.
  • Sensors Accelerometer
  • proximity
  • compass - Fast battery charging 10W - China only - Splash resistant - For India and China