BLU J2 vs O2 XDA Terra

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: 22 g lighter

    J2:
    146 g
    XDA Terra:
    168 g
  • Width

    XDA Terra: 14.1 mm narrower

    J2:
    73.1 mm
    XDA Terra:
    59 mm
  • Screen diagonal

    XDA Terra: 2.3 in smaller diagonal

    J2:
    5 in
    XDA Terra:
    2.7 in
  • Depth

    J2: 6.7 mm thinner

    J2:
    10.3 mm
    XDA Terra:
    17 mm
  • Height

    XDA Terra: 35 mm shorter

    J2:
    144 mm
    XDA Terra:
    109 mm
  • Release year

    J2:
    2019
    XDA Terra:
    2007

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 +35 mm versus XDA Terra
    Width:
    73.1 mm +14.1 mm versus XDA Terra
    Depth:
    10.3 mm
  2. 2. XDA Terra

    Height:
    109 mm
    Width:
    59 mm
    Depth:
    17 mm +6.7 mm versus J2

Weight

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

  1. 1. J2

    146 g

  2. 2. XDA Terra

    168 g

    +22 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. XDA Terra

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

J2 has approximately 205.3% more rectangular screen area than XDA Terra.

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, XDA Terra, compared at the same storage capacity.
StorageJ2XDA Terra
32 GB 1 GB RAM Unknown
XDA Terra: 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. XDA Terra

NFC:
Unknown
Headphone jack:
No
Memory card support:
See details microSD (dedicated slot)

Battery capacity

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

At least two unambiguous positive capacity values are needed for a chart. Original entries remain in the specifications.

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. XDA Terra

Everyday essentials
Everyday essentials — specifications for J2, XDA Terra.
SpecificationJ2XDA Terra
Dimensions (HxWxD)
  • 144 Х 73.1 Х 10.3 mm
  • 109 Х 59 Х 17 mm
Weight
  • 146 g
  • 168 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 5" inch
  • 2.7" inch
Screen resolution
  • 480 x 854 px
  • 240 x 320 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
  • microSD (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Li-Po
  • 0 mAh,
Operating system OS
  • Android 8.1 Oreo (Go edition)
  • Microsoft Windows Mobile 5.0 PocketPC
Chipset Unknown
  • TI OMAP 850
Headphone jack
  • Yes
  • No
Display
Display — specifications for J2, XDA Terra.
SpecificationJ2XDA Terra
Touchscreen
  • capacitive touchscreen
  • resistive touchscreen
Display colors
  • 16M
  • 65K
Screen area
  • 68.9 cm2
  • 22.6 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 65.4%
  • 35.1%
PPI /points per inch/
  • 196 PPI
  • 148 PPI
Camera and Video
Camera and Video — specifications for J2, XDA Terra.
SpecificationJ2XDA Terra
Rear camera, main
  • 5 MP
  • Single
  • 2 MP
  • Single
Camera specs
  • 5 MP
  • 2 MP
Functions
  • LED flash
Unknown
Video
  • 720p@30fps
  • QCIF
Front camera, selfie
  • 5 MP
  • Single
  • 0 MP,
Specifications
  • 5 MP
Unknown
Performance
Performance — specifications for J2, XDA Terra.
SpecificationJ2XDA Terra
Processor CPU
  • Quad-core 1.3 GHz Cortex-A7
  • 200 MHz ARM926EJ-S
Graphics processor GPU
  • Mali-400
Unknown
General specs
General specs — specifications for J2, XDA Terra.
SpecificationJ2XDA Terra
Release date
  • 2019
  • December
  • 2007
  • March
Colors
  • Blue
  • Black
  • Brown
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 50 EUR
Unknown
Battery life Unknown
  • Stand by time- Up to 200 h Talking time- Up to 5 h
Communication and Connectivity
Communication and Connectivity — specifications for J2, XDA Terra.
SpecificationJ2XDA Terra
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
Unknown
Speed
  • HSPA 21.1/5.76 Mbps
Unknown
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11b/g
GPS
  • Yes
  • with A-GPS
  • No
USB
  • microUSB 2.0
  • 1.1
Bluetooth
  • 4.1
  • A2DP
  • LE
  • 2.0
  • A2DP
Music and Audio
Music and Audio — specifications for J2, XDA Terra.
SpecificationJ2XDA Terra
Radio
  • FM radio
  • No
Others Unknown
  • Handwriting recognition
Other features
Other features — specifications for J2, XDA Terra.
SpecificationJ2XDA Terra
Dop
  • Sensors Accelerometer For USA
  • Pocket Office -Voice memo -MP3/AAC player HTC Herald platform