Energizer Ultimate U620S vs Lenovo S660

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

    S660: 6.7 mm narrower

    Ultimate U620S:
    75.5 mm
    S660:
    68.8 mm
  • Screen diagonal

    S660: 1.5 in smaller diagonal

    Ultimate U620S:
    6.2 in
    S660:
    4.7 in
  • Chipset

    Ultimate U620S:
    Mediatek MT6765 Helio P35 (12nm)
    S660:
    Mediatek MT6582M (28 nm)
  • Rear camera layout

    Ultimate U620S:
    Triple
    S660:
    Single
  • Depth

    Ultimate U620S: 1.7 mm thinner

    Ultimate U620S:
    8.3 mm
    S660:
    10 mm
  • Height

    S660: 18.8 mm shorter

    Ultimate U620S:
    155.8 mm
    S660:
    137 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 +18.8 mm versus S660
    Width:
    75.5 mm +6.7 mm versus S660
    Depth:
    8.3 mm
    Weight:
    Unknown
  2. 2. S660

    Height:
    137 mm
    Width:
    68.8 mm
    Depth:
    10 mm +1.7 mm versus Ultimate U620S
    Weight:
    151 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. S660

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

Ultimate U620S has approximately 60.2% more rectangular screen area than S660.

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 Ultimate U620S, S660, compared at the same storage capacity.
StorageUltimate U620SS660
8 GB Unknown 1 GB RAM
Ultimate U620S: Original memory entry

64 GB · 512GB 4GB

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. S660

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. Ultimate U620S

    4000 mAh

    +1000 mAh versus S660

  2. 2. S660

    3000 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. S660

Everyday essentials
Everyday essentials — specifications for Ultimate U620S, S660.
SpecificationUltimate U620SS660
Dimensions (HxWxD)
  • 155.8 Х 75.5 Х 8.3 mm
  • 137 Х 68.8 Х 10 mm
Weight
  • 0 g
  • 151 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6.2" inch
  • 4.7" inch
Screen resolution
  • 720 x 1520 px
  • 540 x 960 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 8 GB
  • 1 GB RAM
Memory card support
  • microSD
  • up to 128 GB (uses SIM 2 slot)
  • microSD
  • up to 32 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Removable Li-Po
  • 3000 mAh
  • Removable Li-Po
Operating system OS
  • Android 9.0 (Pie)
  • Android 4.2 (Jelly Bean)
Chipset
  • Mediatek MT6765 Helio P35 (12nm)
  • Mediatek MT6582M (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Ultimate U620S, S660.
SpecificationUltimate U620SS660
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.6 cm2
  • 60.9 cm2
Screen format
  • 18.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.9%
  • 64.6%
PPI /points per inch/
  • 265 PPI
  • 234 PPI
Camera and Video
Camera and Video — specifications for Ultimate U620S, S660.
SpecificationUltimate U620SS660
Rear camera, main
  • 16 MP
  • Triple
  • 8 MP
  • Single
Camera specs
  • 16 MP
  • PDAF -2 MP -VGA
  • depth sensor
  • 8 MP
  • AF
Functions
  • Dual-LED dual-tone flash
  • panorama
  • HDR
  • LED flash
  • HDR
Video
  • 1080p
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 0.3 MP
  • Single
Specifications
  • 16 MP
  • VGA
Performance

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

Performance — specifications for Ultimate U620S, S660.
SpecificationUltimate U620SS660
Processor CPU
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
  • Quad-core 1.3 GHz Cortex-A7
Graphics processor GPU
  • PowerVR GE8320
  • Mali-400MP2
Antutu 7 score * Unknown
  • 17122
GeekBench 4 Single Core * Unknown
  • 350
GeekBench 4 Multi-Core * Unknown
  • 1167
General specs
General specs — specifications for Ultimate U620S, S660.
SpecificationUltimate U620SS660
Release date
  • 2019
  • January
  • 2014
  • February
Colors
  • Aurora Red
  • Aurora Blue
  • Titanium
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 170 EUR
Battery life Unknown
  • Stand by time- Up to 840 h (2G) / Up to 840 h (3G) Talking time- Up to 36 h (2G) / Up to 20 h (3G)
Communication and Connectivity
Communication and Connectivity — specifications for Ultimate U620S, S660.
SpecificationUltimate U620SS660
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual 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 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 1800 / 1900
Speed
  • HSPA
  • LTE-A
  • HSPA 21.1/5.76 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
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
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
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Ultimate U620S, S660.
SpecificationUltimate U620SS660
Radio
  • FM radio
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Ultimate U620S, S660.
SpecificationUltimate U620SS660
Dop
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity