HTC J vs LG Optimus F7

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.

  • Display technology

    OLED versus LCD

    J:
    OLED
    Optimus F7:
    LCD
  • Width

    J: 2.2 mm narrower

    J:
    66 mm
    Optimus F7:
    68.2 mm
  • Screen diagonal

    J: 0.4 in smaller diagonal

    J:
    4.3 in
    Optimus F7:
    4.7 in
  • Release year

    J:
    2012
    Optimus F7:
    2013

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. J

    Height:
    131.5 mm
    Width:
    66 mm
    Depth:
    9.5 mm
  2. 2. Optimus F7

    Height:
    131.7 mm
    Width:
    68.2 mm +2.2 mm versus J
    Depth:
    9.6 mm

Weight

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

  1. 1. J

    137 g

    +3.8 g versus Optimus F7

  2. 2. Optimus F7

    133.2 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. J

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    51 cm²
  2. 2. Optimus F7

    Screen diagonal:
    4.7 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    60.9 cm²

Optimus F7 has approximately 19.5% more rectangular screen area than J.

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 J, Optimus F7, compared at the same storage capacity.
StorageJOptimus F7
8 GB Not recorded 1 GB RAM
16 GB 1 GB RAM Not recorded

Practical features

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

1. J

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot)

2. Optimus F7

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 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. J

    1810 mAh

  2. 2. Optimus F7

    2540 mAh

    +730 mAh versus J

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. J2. Optimus F7

Everyday essentials
Everyday essentials — specifications for J, Optimus F7.
SpecificationJOptimus F7
Dimensions (HxWxD)
  • 131.5 Х 66 Х 9.5 mm
  • 131.7 Х 68.2 Х 9.6 mm
Weight
  • 137 g
  • 133.2 g
Technology
  • AMOLED
  • True HD-IPS LCD
Screen size
  • 4.3" inch
  • 4.7" inch
Screen resolution
  • 540 x 960 px
  • 720 x 1280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 1810 mAh
  • Removable Li-Ion
  • 2540 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.0.4 (Ice Cream Sandwich); Sense UI 4
  • Android 4.1.2 (Jelly Bean)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for J, Optimus F7.
SpecificationJOptimus F7
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 51.0 cm2
  • 60.5 cm2
Screen format
  • 16:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 58.7%
  • 67.4%
PPI /points per inch/
  • 256 PPI
  • 313 PPI
Screen protection Unknown
  • Corning Gorilla Glass 2
Camera and Video
Camera and Video — specifications for J, Optimus F7.
SpecificationJOptimus F7
Rear camera, main
  • 8 MP
  • Single
  • 8 MP
  • Single
Camera specs
  • 8 MP
  • AF
  • 8 MP
  • AF
Functions
  • LED flash
  • LED flash
Video
  • 720p
  • 1080p@30fps
Front camera, selfie
  • 1.3 MP
  • Single
  • 1.3 MP
  • Single
Specifications
  • 1.3 MP
  • 1.3 MP
Performance

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

Performance — specifications for J, Optimus F7.
SpecificationJOptimus F7
Processor CPU
  • Dual-core 1.5 GHz
  • Dual-core 1.5 GHz
Antutu 7 score * Unknown
  • 10358
General specs
General specs — specifications for J, Optimus F7.
SpecificationJOptimus F7
Release date
  • 2012
  • April
  • 2013
  • February
Colors
  • Black
  • White
  • Red
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 220 EUR
  • 150 EUR
Battery life Unknown
  • Stand by time- Up to 300 h Talking time- Up to 13 h
Communication and Connectivity
Communication and Connectivity — specifications for J, Optimus F7.
SpecificationJOptimus F7
SIM card
  • Mini-SIM
  • Micro-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - for Europe CDMA 800 / 1900 - US780 -3G - HSDPA 900 / 1900 / 2100 - for Europe CDMA2000 1xEV-DO - US780 -4G - LTE band 25(1900) - LG870 LTE band 12(700) - US780
Speed
  • HSPA
  • HSPA
  • LTE
  • EV-DO Rev.A 3.1 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • DLNA
  • hotspot; WiMAX 802.16 e
  • Wi-Fi 802.11 a/b/g/n
  • Wi-Fi Direct
  • hotspot
  • DLNA
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • Yes
Music and Audio
Music and Audio — specifications for J, Optimus F7.
SpecificationJOptimus F7
Radio
  • No
  • FM radio
Others
  • Beats Audio -Active noise cancellation with dedicated mic
  • Dolby Mobile -Active noise cancellation with dedicated mic
Other features
Other features — specifications for J, Optimus F7.
SpecificationJOptimus F7
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass - MP3/AAC+/WAV/WMA player -MP4/H.264/WMV player -Organizer -Document viewer -Photo viewer/editor -Voice memo/dial/commands -Predictive text input
  • Sensors Accelerometer
  • proximity
  • compass - Also known as LG Optimus F7 US780 for US Cellular