BLU J2 vs Fujitsu Siemens T810

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

    J2: 44 g lighter

    J2:
    146 g
    Siemens T810:
    190 g
  • Width

    Siemens T810: 9.1 mm narrower

    J2:
    73.1 mm
    Siemens T810:
    64 mm
  • Screen diagonal

    Siemens T810: 2.6 in smaller diagonal

    J2:
    5 in
    Siemens T810:
    2.4 in
  • Depth

    J2: 10.7 mm thinner

    J2:
    10.3 mm
    Siemens T810:
    21 mm
  • Height

    Siemens T810: 18 mm shorter

    J2:
    144 mm
    Siemens T810:
    126 mm
  • Release year

    J2:
    2019
    Siemens T810:
    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.

  1. 1. J2

    Height:
    144 mm +18 mm versus Siemens T810
    Width:
    73.1 mm +9.1 mm versus Siemens T810
    Depth:
    10.3 mm
  2. 2. Siemens T810

    Height:
    126 mm
    Width:
    64 mm
    Depth:
    21 mm +10.7 mm versus J2

Weight

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

  1. 1. J2

    146 g

  2. 2. Siemens T810

    190 g

    +44 g versus J2

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. J2

    Screen diagonal:
    5 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    68.9 cm²
  2. 2. Siemens T810

    Screen diagonal:
    2.4 in
    Aspect ratio (height:width):
    1:1
    Approximate rectangular screen area:
    18.6 cm²

J2 has approximately 270.9% more rectangular screen area than Siemens T810.

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 J2, Siemens T810, compared at the same storage capacity.
StorageJ2Siemens T810
32 GB 1 GB RAM Unknown
Siemens T810: 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. J2

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC

2. Siemens T810

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details SD

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. J2

    2000 mAh

    +500 mAh versus Siemens T810

  2. 2. Siemens T810

    1500 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. J22. Siemens T810

Everyday essentials
Everyday essentials — specifications for J2, Siemens T810.
SpecificationJ2Siemens T810
Dimensions (HxWxD)
  • 144 Х 73.1 Х 10.3 mm
  • 126 Х 64 Х 21 mm
Weight
  • 146 g
  • 190 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5" inch
  • 2.4" inch
Screen resolution
  • 480 x 854 px
  • 240 x 240 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 1GB RAM
  • 64 MB RAM
  • 128 MB ROM
Memory card support
  • microSDXC
  • SD
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Po
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Microsoft Windows Mobile 5.0 Phone Edition
Headphone jack
  • Yes
  • No
Display
Display — specifications for J2, Siemens T810.
SpecificationJ2Siemens T810
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 68.9 cm2
  • 18.6 cm2
Screen format
  • 16:9 (height:width)
  • 1:1 (height:width)
Screen to body ratio
  • 65.4%
  • 23.0%
PPI /points per inch/
  • 196 PPI
  • 141 PPI
Camera and Video
Camera and Video — specifications for J2, Siemens T810.
SpecificationJ2Siemens T810
Rear camera, main
  • 5 MP
  • Single
  • 0 MP,
Camera specs
  • 5 MP
Unknown
Functions
  • LED flash
Unknown
Video
  • 720p@30fps
Unknown
Front camera, selfie
  • 5 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 5 MP
Unknown
Performance
Performance — specifications for J2, Siemens T810.
SpecificationJ2Siemens T810
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • Intel PXA272 416 MHz
Graphics processor GPU
  • Mali-400
Unknown
General specs
General specs — specifications for J2, Siemens T810.
SpecificationJ2Siemens T810
Release date
  • 2019
  • December
  • 2006
  • August
Colors
  • Blue
  • Black
  • Brown
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 150 h Talking time- Up to 4 h
Communication and Connectivity
Communication and Connectivity — specifications for J2, Siemens T810.
SpecificationJ2Siemens T810
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  • Show all network frequencies: -2G - GSM 900 / 1800 / 1900
Speed
  • HSPA 21.1/5.76 Mbps
  • Yes
  • 384 kbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • No
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • with A-GPS
  • Yes
  • SiRF GCS3F receiver
USB
  • microUSB 2.0
  • Proprietary
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 2.0
Music and Audio
Music and Audio — specifications for J2, Siemens T810.
SpecificationJ2Siemens T810
Radio
  • FM radio
  • No
Others Unknown
  • 5-way navigation key
Other features
Other features — specifications for J2, Siemens T810.
SpecificationJ2Siemens T810
Dop
  • Sensors Accelerometer For USA
  • Pocket Office -MP3/AAC/AAC+/WMA/OGG/AMR player -WMV/MP4 player -Organizer -Voice memo