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HTC U12+ vs i-mate JAM Black

Compare recorded specifications, size and practical differences.

+ Add a third phone

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 Black: 28 g lighter

    U12+:
    188 g
    JAM Black:
    160 g
  • Width

    JAM Black: 15.9 mm narrower

    U12+:
    73.9 mm
    JAM Black:
    58 mm
  • Screen diagonal

    JAM Black: 3.2 in smaller diagonal

    U12+:
    6 in
    JAM Black:
    2.8 in
  • Rear camera layout

    U12+:
    Dual
    JAM Black:
    Single
  • Depth

    U12+: 9.3 mm thinner

    U12+:
    8.7 mm
    JAM Black:
    18 mm
  • Height

    JAM Black: 48.6 mm shorter

    U12+:
    156.6 mm
    JAM Black:
    108 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. U12+

    Height:
    156.6 mm +48.6 mm versus JAM Black
    Width:
    73.9 mm +15.9 mm versus JAM Black
    Depth:
    8.7 mm
  2. 2. JAM Black

    Height:
    108 mm
    Width:
    58 mm
    Depth:
    18 mm +9.3 mm versus U12+

Weight

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

  1. 1. U12+

    188 g

    +28 g versus JAM Black

  2. 2. JAM Black

    160 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. U12+

    Screen diagonal:
    6 in
    Aspect ratio (height:width):
    18:9
    Approximate rectangular screen area:
    92.9 cm²
  2. 2. JAM Black

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

U12+ has approximately 282.7% more rectangular screen area than JAM Black.

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 U12+, JAM Black, compared at the same storage capacity.
StorageU12+JAM Black
64 GB 6 GB RAM Unknown
128 GB 6 GB RAM Unknown
JAM Black: Original memory entry

128 MB RAM · 64 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. U12+

NFC:
Yes
Headphone jack:
No
Memory card support:
See details microSD · up to 512 GB (uses SIM 2 slot)

2. JAM Black

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SDIO/MMC

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. U12+

    3500 mAh

    +2300 mAh versus JAM Black

  2. 2. JAM Black

    1200 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. U12+2. JAM Black

Everyday essentials
Everyday essentials — specifications for U12+, JAM Black.
SpecificationU12+JAM Black
Dimensions (HxWxD)
  • 156.6 Х 73.9 Х 8.7 mm
  • 108 Х 58 Х 18 mm
Weight
  • 188 g
  • 160 g
Technology
  • Super LCD6
  • TFT
Screen size
  • 6" inch
  • 2.8" inch
Screen resolution
  • 1440 x 2880 px
  • 240 x 320 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64/128 GB
  • 6 GB RAM
  • 128 MB RAM
  • 64 MB ROM
Memory card support
  • microSD
  • up to 512 GB (uses SIM 2 slot)
  • SDIO/MMC
Battery Capacity is not battery life. No endurance test is implied.
  • 3500 mAh
  • Non-removable Li-Ion
  • 1200 mAh
  • Removable Li-Po
Operating system OS
  • Android 8.0 (Oreo)
  • planned upgrade to Android 9.0 (Pie); Sense UI
  • Microsoft Windows Mobile 2003 SE PocketPC
Chipset
  • Qualcomm SDM845 Snapdragon 845 (10 nm)
Unknown
NFC
  • Yes
Unknown
Headphone jack
  • No
  • No
Display
Display — specifications for U12+, JAM Black.
SpecificationU12+JAM Black
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 92.9 cm2
  • 24.3 cm2
Screen format
  • 18:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 80.3%
  • 38.8%
PPI /points per inch/
  • 537 PPI
  • 143 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video

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

Camera and Video — specifications for U12+, JAM Black.
SpecificationU12+JAM Black
Rear camera, main
  • 12 MP
  • Dual
  • 1.3 MP
  • Single
Camera specs
  • 12 MP
  • f/1.8
  • 1/2.55''
  • 1.4µm
  • OIS
  • dual pixel PDAF & laser AF
  • OIS -16 MP (12 MP effective)
  • f/2.6
  • 1.0µm
  • 2x optical zoom
  • AF
  • 1.3 MP
Functions
  • HDR
  • panorama
Unknown
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 8 MP
  • Dual
  • 0 MP,
Specifications
  • 8 MP
  • f/2.0
  • 1/4''
  • 1.12µm 8 MP
  • 1.12µm
Unknown
DxOMark Main Score *
  • 103
Unknown
DxOMark Photo *
  • 106
Unknown
DxOMark Video *
  • 95
Unknown
Performance

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

Performance — specifications for U12+, JAM Black.
SpecificationU12+JAM Black
Processor CPU
  • Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver)
  • Intel Bulverde 416 MHz
Graphics processor GPU
  • Adreno 630
Unknown
Antutu 7 score *
  • 275302
Unknown
GeekBench 4 Single Core *
  • 2406
Unknown
GeekBench 4 Multi-Core *
  • 8712
Unknown
GeekBench 4 RenderScript *
  • 13476
Unknown
GeekBench 5 Single Core *
  • 507
Unknown
GeekBench 5 Multi-Core *
  • 2082
Unknown
General specs
General specs — specifications for U12+, JAM Black.
SpecificationU12+JAM Black
Release date
  • 2018
  • May
  • 2005
  • Q3
Colors
  • Translucent Blue
  • Ceramic Black
  • Flame red
  • Stylish black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 650 EUR
  • 270 EUR
Battery life
  • Talking time- Up to 24 h (3G)
Unknown
Body build
  • Front/back glass & aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for U12+, JAM Black.
SpecificationU12+JAM Black
SIM card
  • Single SIM (Nano-SIM)Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 13(700)
  • 17(700)
  • 20(800)
  • 28(700)
  • 32(1500)
  • 38(2600)
  • 39(1900)
  • 49
  • 41(2500)
  • 66(1700/2100)
Unknown
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (5CA) Cat18 1200/150 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • No
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
  • No
USB
  • 3.1
  • Type-C 1.0 reversible connector
  • Proprietary
Bluetooth
  • 5.0
  • A2DP
  • aptX HD
  • LE
  • 1.2
Music and Audio
Music and Audio — specifications for U12+, JAM Black.
SpecificationU12+JAM Black
Radio
  • No
  • No
Others
  • DCI-P3 -HDR10
  • 32-bit/384kHz audio -Active noise cancellation with dedicated mic
  • Handwriting recognition
Other features
Other features — specifications for U12+, JAM Black.
SpecificationU12+JAM Black
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: 50% in 35 min (Quick Charge 3.0) - IP68 dust/water proof (up to 1.5m for 30 mins) -Pressure-sensitive buttons
  • Infrared port - Pocket Office -Voice memo -MP3/AAC player -Predictive text input - Produced by HTC. Functionally identical to Qtek S110
  • T-Mobile MDA Compact II.