HTC First vs LG Optimus Z

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

    First: 11.1 g lighter

    First:
    123.9 g
    Optimus Z:
    135 g
  • Width

    Optimus Z: 8.1 mm narrower

    First:
    65 mm
    Optimus Z:
    56.9 mm
  • Screen diagonal

    Optimus Z: 0.8 in smaller diagonal

    First:
    4.3 in
    Optimus Z:
    3.5 in
  • Chipset

    First:
    Qualcomm MSM8930 Snapdragon 400 (28 nm)
    Optimus Z:
    Qualcomm QSD8250 Snapdragon S1
  • Depth

    First: 2.1 mm thinner

    First:
    8.9 mm
    Optimus Z:
    11 mm
  • Height

    Optimus Z: 8.1 mm shorter

    First:
    126 mm
    Optimus Z:
    117.9 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. First

    Height:
    126 mm +8.1 mm versus Optimus Z
    Width:
    65 mm +8.1 mm versus Optimus Z
    Depth:
    8.9 mm
  2. 2. Optimus Z

    Height:
    117.9 mm
    Width:
    56.9 mm
    Depth:
    11 mm +2.1 mm versus First

Weight

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

  1. 1. First

    123.9 g

  2. 2. Optimus Z

    135 g

    +11.1 g versus First

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. First

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

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

First has approximately 34.4% more rectangular screen area than Optimus Z.

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 First, Optimus Z, compared at the same storage capacity.
StorageFirstOptimus Z
16 GB 1 GB RAM Unknown

Practical features

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

1. First

NFC:
Yes
Headphone jack:
Yes
Memory card support:
No

2. Optimus Z

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 4 GB included

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. First

    2000 mAh

    +650 mAh versus Optimus Z

  2. 2. Optimus Z

    1350 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. First2. Optimus Z

Everyday essentials
Everyday essentials — specifications for First, Optimus Z.
SpecificationFirstOptimus Z
Dimensions (HxWxD)
  • 126 Х 65 Х 8.9 mm
  • 117.9 Х 56.9 Х 11 mm
Weight
  • 123.9 g
  • 135 g
Technology
  • Super LCD
  • TFT
Screen size
  • 4.3" inch
  • 3.5" inch
Screen resolution
  • 720 x 1280 px
  • 480 x 640 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16 GB
  • 1 GB RAM
Unknown
Memory card support
  • No
  • microSD
  • up to 32 GB (dedicated slot)
  • 4 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 2000 mAh
  • Non-removable Li-Po
  • 1350 mAh
  • Removable Li-Ion
Operating system OS
  • Android 4.1 (Jelly Bean); Facebook Home UI
  • Android 2.1 (Eclair)
  • upgradable to 2.2 (Froyo)
Chipset
  • Qualcomm MSM8930 Snapdragon 400 (28 nm)
  • Qualcomm QSD8250 Snapdragon S1
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for First, Optimus Z.
SpecificationFirstOptimus Z
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 51.0 cm2
  • 37.9 cm2
Screen format
  • 16:9 (height:width)
  • 4:3 (height:width)
Screen to body ratio
  • 62.2%
  • 56.5%
PPI /points per inch/
  • 342 PPI
  • 229 PPI
Screen protection
  • Corning Gorilla Glass
  • Corning Gorilla Glass
Camera and Video
Camera and Video — specifications for First, Optimus Z.
SpecificationFirstOptimus Z
Rear camera, main
  • 5 MP
  • Single
  • 5 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 5 MP
  • AF
Functions
  • LED flash
Unknown
Video
  • 1080p@30fps
  • 720p
Front camera, selfie
  • 1.6 MP
  • Single
  • 0 MP,
Specifications
  • 1.6 MP
Unknown
Performance

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

Performance — specifications for First, Optimus Z.
SpecificationFirstOptimus Z
Processor CPU
  • Dual-core 1.4 GHz Krait
  • 1.0 GHz Scorpion
Graphics processor GPU
  • Adreno 305
  • Adreno 200
Antutu 7 score *
  • 18456
Unknown
General specs
General specs — specifications for First, Optimus Z.
SpecificationFirstOptimus Z
Release date
  • 2013
  • April
  • 2010
  • April
Colors
  • White
  • Black
  • Red
  • Pale Blue
  • Black
  • White
  • Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 200 EUR
Unknown
Battery life
  • Stand by time- Up to 432 h Talking time- Up to 14 h 20 min
  • Stand by time- Up to 200 h Talking time- Up to 4 h 10 min
Communication and Connectivity
Communication and Connectivity — specifications for First, Optimus Z.
SpecificationFirstOptimus Z
SIM card
  • Micro-SIM
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 1900 / 2100 - AT&T -4G - LTE band 2(1900)
  • 4(1700/2100)
  • 5(850)
  • 17(700) - AT&T
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • HSPA 7.2/0.384 Mbps
GPRS
  • Yes
  • Class 10
Edge
  • Yes
  • Class 10
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n
  • dual-band
  • hotspot
  • Wi-Fi 802.11 b/g
  • DLNA
  • hotspot (Android 2.2)
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 4.0
  • A2DP
  • LE
  • 2.1
  • A2DP
Music and Audio
Music and Audio — specifications for First, Optimus Z.
SpecificationFirstOptimus Z
Radio
  • FM radio
  • No
Others
  • Active noise cancellation with dedicated mic
  • Dolby Mobile
Other features
Other features — specifications for First, Optimus Z.
SpecificationFirstOptimus Z
Dop
  • Sensors Accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity
  • compass - On-screen-phone function -Drag & Shake file sharing -TV Tuner (T-DMB) -HDMI port -MP3/WMA/AAC player -DivX/MP4/H.263 player -Organizer -Document viewer -Voice memo -Predictive text input - For South Korea Also known as LG KU9500
  • LG SU950