Energizer Ultimate U620S vs LG Optimus Net

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.

  • Width

    Optimus Net: 16.5 mm narrower

    Ultimate U620S:
    75.5 mm
    Optimus Net:
    59 mm
  • Screen diagonal

    Optimus Net: 3 in smaller diagonal

    Ultimate U620S:
    6.2 in
    Optimus Net:
    3.2 in
  • Chipset

    Ultimate U620S:
    Mediatek MT6765 Helio P35 (12nm)
    Optimus Net:
    Qualcomm MSM7227Т Snapdragon S1
  • Rear camera layout

    Ultimate U620S:
    Triple
    Optimus Net:
    Single
  • Depth

    Ultimate U620S: 3.8 mm thinner

    Ultimate U620S:
    8.3 mm
    Optimus Net:
    12.1 mm
  • Height

    Optimus Net: 42.3 mm shorter

    Ultimate U620S:
    155.8 mm
    Optimus Net:
    113.5 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. Ultimate U620S

    Height:
    155.8 mm +42.3 mm versus Optimus Net
    Width:
    75.5 mm +16.5 mm versus Optimus Net
    Depth:
    8.3 mm
    Weight:
    Unknown
  2. 2. Optimus Net

    Height:
    113.5 mm
    Width:
    59 mm
    Depth:
    12.1 mm +3.8 mm versus Ultimate U620S
    Weight:
    129.2 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. Ultimate U620S

    Screen diagonal:
    6.2 in
    Aspect ratio (height:width):
    18.5:9
    Approximate rectangular screen area:
    97.6 cm²
  2. 2. Optimus Net

    Screen diagonal:
    3.2 in
    Aspect ratio (height:width):
    3:2
    Approximate rectangular screen area:
    30.5 cm²

Ultimate U620S has approximately 220% more rectangular screen area than Optimus Net.

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.

No unambiguous storage/RAM pairings are recorded. See the original specifications below.

Ultimate U620S: Original memory entry

64 GB · 512GB 4GB

Optimus Net: Original memory entry

512 MB · 512 MB RAM

Practical features

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

1. Ultimate U620S

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 128 GB (uses SIM 2 slot)

2. Optimus Net

NFC:
See details O2 UK only
Headphone jack:
Yes
Memory card support:
See details microSD · up to 32 GB (dedicated slot) · 2 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. Ultimate U620S

    4000 mAh

    +2500 mAh versus Optimus Net

  2. 2. Optimus Net

    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. Ultimate U620S2. Optimus Net

Everyday essentials
Everyday essentials — specifications for Ultimate U620S, Optimus Net.
SpecificationUltimate U620SOptimus Net
Dimensions (HxWxD)
  • 155.8 Х 75.5 Х 8.3 mm
  • 113.5 Х 59 Х 12.1 mm
Weight
  • 0 g
  • 129.2 g
Technology
  • IPS LCD
  • TFT
Screen size
  • 6.2" inch
  • 3.2" inch
Screen resolution
  • 720 x 1520 px
  • 320 x 480 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 512 MB
  • 512 MB RAM
Memory card support
  • microSD
  • up to 128 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (dedicated slot)
  • 2 GB included
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Removable Li-Po
  • 1500 mAh
  • Removable Li-Ion
Operating system OS
  • Android 9.0 (Pie)
  • Android 2.3.3 (Gingerbread)
Chipset
  • Mediatek MT6765 Helio P35 (12nm)
  • Qualcomm MSM7227Т Snapdragon S1
NFC Unknown
  • O2 UK only
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Ultimate U620S, Optimus Net.
SpecificationUltimate U620SOptimus Net
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 256K
Screen area
  • 97.6 cm2
  • 30.5 cm2
Screen format
  • 18.5:9 (height:width)
  • 3:2 (height:width)
Screen to body ratio
  • 82.9%
  • 45.5%
PPI /points per inch/
  • 265 PPI
  • 180 PPI
Camera and Video
Camera and Video — specifications for Ultimate U620S, Optimus Net.
SpecificationUltimate U620SOptimus Net
Rear camera, main
  • 16 MP
  • Triple
  • 3.15 MP
  • Single
Camera specs
  • 16 MP
  • PDAF -2 MP -VGA
  • depth sensor
  • 3.15 MP
  • AF
Functions
  • Dual-LED dual-tone flash
  • panorama
  • HDR
Unknown
Video
  • 1080p
  • 480p@24fps
Front camera, selfie
  • 16 MP
  • Single
  • 0 MP,
Specifications
  • 16 MP
Unknown
Performance

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

Performance — specifications for Ultimate U620S, Optimus Net.
SpecificationUltimate U620SOptimus Net
Processor CPU
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
  • 800 MHz ARM 11
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 200
Antutu 7 score * Unknown
  • 210
General specs
General specs — specifications for Ultimate U620S, Optimus Net.
SpecificationUltimate U620SOptimus Net
Release date
  • 2019
  • January
  • 2011
  • July
Colors
  • Aurora Red
  • Aurora Blue
  • Black
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 80 EUR
Battery life Unknown
  • Stand by time- Up to 450 h Talking time- Up to 9 h
Communication and Connectivity
Communication and Connectivity — specifications for Ultimate U620S, Optimus Net.
SpecificationUltimate U620SOptimus Net
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 38(2600)
  • 40(2300)
  • 41(2500)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900
Speed
  • HSPA
  • LTE-A
  • HSPA 3.6/0.384 Mbps
GPRS
  • Yes
  • Class 12
Edge
  • Yes
  • Class 12
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n
  • hotspot
  • DLNA
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 3.0
  • A2DP
  • EDR
Harmful irradiation Unknown
  • SAR - 0.57 W/kg (head) 1.10 W/kg (body)
Music and Audio
Music and Audio — specifications for Ultimate U620S, Optimus Net.
SpecificationUltimate U620SOptimus Net
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
Unknown
Other features
Other features — specifications for Ultimate U620S, Optimus Net.
SpecificationUltimate U620SOptimus Net
Dop
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity
  • compass - MP4/H.264 player -MP3/WAV/eAAC+ player -Document viewer -Organizer -Voice memo -Predictive text input - Also known as LG Optimus Net P699
  • LG Optimus Link P690