LG Optimus Big LU6800 vs Samsung Galaxy Alpha

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

    Optimus Big LU6800:
    LCD
    Galaxy Alpha:
    OLED
  • Weight

    Galaxy Alpha: 36 g lighter

    Optimus Big LU6800:
    151 g
    Galaxy Alpha:
    115 g
  • Width

    Galaxy Alpha: 1.8 mm narrower

    Optimus Big LU6800:
    67.3 mm
    Galaxy Alpha:
    65.5 mm
  • Screen diagonal

    Optimus Big LU6800: 0.4 in smaller diagonal

    Optimus Big LU6800:
    4.3 in
    Galaxy Alpha:
    4.7 in
  • Chipset

    Optimus Big LU6800:
    TI OMAP 3630
    Galaxy Alpha:
    Exynos 5430 Octa (20 nm)
  • Depth

    Galaxy Alpha: 3.4 mm thinner

    Optimus Big LU6800:
    10.1 mm
    Galaxy Alpha:
    6.7 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. Optimus Big LU6800

    Height:
    132 mm
    Width:
    67.3 mm +1.8 mm versus Galaxy Alpha
    Depth:
    10.1 mm +3.4 mm versus Galaxy Alpha
  2. 2. Galaxy Alpha

    Height:
    132.4 mm
    Width:
    65.5 mm
    Depth:
    6.7 mm

Weight

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

  1. 1. Optimus Big LU6800

    151 g

    +36 g versus Galaxy Alpha

  2. 2. Galaxy Alpha

    115 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. Optimus Big LU6800

    Screen diagonal:
    4.3 in
    Aspect ratio (height:width):
    5:3
    Approximate rectangular screen area:
    52.6 cm²
  2. 2. Galaxy Alpha

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

Galaxy Alpha has approximately 15.7% more rectangular screen area than Optimus Big LU6800.

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 Optimus Big LU6800, Galaxy Alpha, compared at the same storage capacity.
StorageOptimus Big LU6800Galaxy Alpha
32 GB Unknown 2 GB RAM
Optimus Big LU6800: Original memory entry

16 GB

Practical features

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

1. Optimus Big LU6800

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

2. Galaxy Alpha

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

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. Optimus Big LU6800

    1500 mAh

  2. 2. Galaxy Alpha

    1860 mAh

    +360 mAh versus Optimus Big LU6800

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. Optimus Big LU68002. Galaxy Alpha

Everyday essentials
Everyday essentials — specifications for Optimus Big LU6800, Galaxy Alpha.
SpecificationOptimus Big LU6800Galaxy Alpha
Dimensions (HxWxD)
  • 132 Х 67.3 Х 10.1 mm
  • 132.4 Х 65.5 Х 6.7 mm
Weight
  • 151 g
  • 115 g
Technology
  • IPS LCD
  • Super AMOLED
Screen size
  • 4.3" inch
  • 4.7" inch
Screen resolution
  • 480 x 800 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
  • 32 GB
  • 2 GB RAM
Memory card support
  • microSD
  • up to 32 GB (dedicated slot)
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 1500 mAh
  • Removable Li-Ion
  • 1860 mAh
  • Removable Li-Ion
Operating system OS
  • Android 2.2 (Froyo)
  • upgradable to 2.3 (Gingerbread)
  • Android 4.4.4 (KitKat)
  • upgradable to 5.0.2 (Lollipop)
Chipset
  • TI OMAP 3630
  • Exynos 5430 Octa (20 nm)
NFC Unknown
  • Yes
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Optimus Big LU6800, Galaxy Alpha.
SpecificationOptimus Big LU6800Galaxy Alpha
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 52.6 cm2
  • 60.9 cm2
Screen format
  • 5:3 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 59.2%
  • 70.2%
PPI /points per inch/
  • 217 PPI
  • 312 PPI
Screen protection
  • Corning Gorilla Glass
  • Corning Gorilla Glass 4
Camera and Video
Camera and Video — specifications for Optimus Big LU6800, Galaxy Alpha.
SpecificationOptimus Big LU6800Galaxy Alpha
Rear camera, main
  • 5 MP
  • Single
  • 12 MP
  • Single
Camera specs
  • 5 MP
  • AF
  • 12 MP
  • f/2.2
  • 31mm (standard)
  • AF
Functions
  • LED flash
  • LED flash
  • panorama
  • HDR
Video
  • 720p
  • 2160p@30fps
  • 1080p@60fps
  • 720p@120fps
Front camera, selfie
  • 0.3 MP
  • Single
  • 2.1 MP
  • Single
Specifications Unknown
  • 2.1 MP
Performance

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

Performance — specifications for Optimus Big LU6800, Galaxy Alpha.
SpecificationOptimus Big LU6800Galaxy Alpha
Processor CPU
  • 1.0 GHz Cortex-A8
  • Octa-core (4x1.8 GHz Cortex-A15 & 4x1.3 GHz Cortex-A7)
Graphics processor GPU
  • PowerVR SGX530
  • Mali-T628 MP6
Antutu 7 score * Unknown
  • 50125
GeekBench 4 Single Core * Unknown
  • 782
GeekBench 4 Multi-Core * Unknown
  • 2457
GeekBench 4 RenderScript * Unknown
  • 1804
General specs
General specs — specifications for Optimus Big LU6800, Galaxy Alpha.
SpecificationOptimus Big LU6800Galaxy Alpha
Release date
  • 2011
  • April
  • 2014
  • August
Colors
  • Black
  • Charcoal Black
  • Sleek Silver
  • Dazzling White
  • Frosted Gold
  • Scuba Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 210 EUR
  • 390 EUR
Battery life
  • Stand by time- Up to 200 h Talking time- Up to 4 h
  • Stand by time- Up to 350 h (3G) Talking time- Up to 11 h (3G) Music play - Up to 37 h
Body build Unknown
  • aluminum frame
  • plastic back
Communication and Connectivity
Communication and Connectivity — specifications for Optimus Big LU6800, Galaxy Alpha.
SpecificationOptimus Big LU6800Galaxy Alpha
SIM card
  • Mini-SIM
  • Nano-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800) - G850F LTE band 1(2100)
  • 4(1700/2100)
  • 17(700) - SM-G850M
Speed
  • HSPA
  • HSPA 42.2/5.76 Mbps
  • LTE-A Cat6 300/50 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • DLNA
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • microUSB 2.0
  • microUSB 2.0
Bluetooth
  • 3.0
  • A2DP
  • EDR
  • 4.0
  • A2DP
  • EDR
  • LE
Harmful irradiation Unknown
  • SAR - 1.18 W/kg (head) 0.75 W/kg (body) SAR EU - 0.37 W/kg (head) 0.51 W/kg (body)
Music and Audio
Music and Audio — specifications for Optimus Big LU6800, Galaxy Alpha.
SpecificationOptimus Big LU6800Galaxy Alpha
Radio Unknown
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Optimus Big LU6800, Galaxy Alpha.
SpecificationOptimus Big LU6800Galaxy Alpha
Dop
  • Sensors Accelerometer
  • proximity
  • compass - DMB U+ TV -HDMI output -MP4/H.264/WMV player -MP3/WAV/WMA/eAAC+ player -Document viewer -Organizer -Voice memo/dial/commands -Predictive text input - For South Korea
  • Sensors Fingerprint (front-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • heart rate - ANT+ - Versions: G850F (Europe); G850T (T-Mobile)
  • G850M (Vodafone); G850FQ; G850Y Also known as Samsung Galaxy Alfa