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Energizer Ultimate U620S vs Vodafone Smart III 975

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

      Smart III 975: 11.1 mm narrower

      Ultimate U620S:
      75.5 mm
      Smart III 975:
      64.4 mm

    • Screen diagonal

      Smart III 975: 2.2 in smaller diagonal

      Ultimate U620S:
      6.2 in
      Smart III 975:
      4 in

    • Chipset

      Ultimate U620S:
      Mediatek MT6765 Helio P35 (12nm)
      Smart III 975:
      Mediatek MT6575 (40 nm)

    • Rear camera layout

      Ultimate U620S:
      Triple
      Smart III 975:
      Single

    • Depth

      Ultimate U620S: 2.6 mm thinner

      Ultimate U620S:
      8.3 mm
      Smart III 975:
      10.9 mm

    • Height

      Smart III 975: 32.6 mm shorter

      Ultimate U620S:
      155.8 mm
      Smart III 975:
      123.2 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 +32.6 mm versus Smart III 975
      Width:
      75.5 mm +11.1 mm versus Smart III 975
      Depth:
      8.3 mm
      Weight:
      Unknown

    2. 2. Smart III 975

      Height:
      123.2 mm
      Width:
      64.4 mm
      Depth:
      10.9 mm +2.6 mm versus Ultimate U620S
      Weight:
      136 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. Smart III 975

      Screen diagonal:
      4 in
      Aspect ratio (height:width):
      5:3
      Approximate rectangular screen area:
      45.5 cm²

    Ultimate U620S has approximately 114.2% more rectangular screen area than Smart III 975.

    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

    Smart III 975: Original memory entry

    4 GB · 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. Smart III 975

    NFC:
    See details Yes (975N model only)
    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

      +2500 mAh versus Smart III 975

    2. 2. Smart III 975

      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. Smart III 975

    Everyday essentials
    Everyday essentials — specifications for Ultimate U620S, Smart III 975.
    SpecificationUltimate U620SSmart III 975
    Dimensions (HxWxD)
    • 155.8 Х 75.5 Х 8.3 mm
    • 123.2 Х 64.4 Х 10.9 mm
    Weight
    • 0 g
    • 136 g
    Technology
    • IPS LCD
    • TFT
    Screen size
    • 6.2" inch
    • 4" inch
    Screen resolution
    • 720 x 1520 px
    • 480 x 800 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 64 GB
    • 512GB 4GB
    • 4 GB
    • 512 MB 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
    • 1500 mAh
    • Removable Li-Ion
    Operating system OS
    • Android 9.0 (Pie)
    • Android 4.1 (Jelly Bean)
    Chipset
    • Mediatek MT6765 Helio P35 (12nm)
    • Mediatek MT6575 (40 nm)
    NFC Unknown
    • Yes (975N model only)
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for Ultimate U620S, Smart III 975.
    SpecificationUltimate U620SSmart III 975
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    		 Unknown
    Screen area
    • 97.6 cm2
    • 45.5 cm2
    Screen format
    • 18.5:9 (height:width)
    • 5:3 (height:width)
    Screen to body ratio
    • 82.9%
    • 57.4%
    PPI /points per inch/
    • 265 PPI
    • 233 PPI
    Camera and Video
    Camera and Video — specifications for Ultimate U620S, Smart III 975.
    SpecificationUltimate U620SSmart III 975
    Rear camera, main
    • 16 MP
    • Triple
    • 5 MP
    • Single
    Camera specs
    • 16 MP
    • PDAF -2 MP -VGA
    • depth sensor
    • 5 MP
    • AF
    Functions
    • Dual-LED dual-tone flash
    • panorama
    • HDR
    • LED flash
    Video
    • 1080p
    • 720p@30fps
    Front camera, selfie
    • 16 MP
    • Single
    • 0 MP,
    Specifications
    • 16 MP
    		 Unknown
    Performance
    Performance — specifications for Ultimate U620S, Smart III 975.
    SpecificationUltimate U620SSmart III 975
    Processor CPU
    • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
    • 1.0 GHz Cortex-A9
    Graphics processor GPU
    • PowerVR GE8320
    • PowerVR SGX531
    General specs
    General specs — specifications for Ultimate U620S, Smart III 975.
    SpecificationUltimate U620SSmart III 975
    Release date
    • 2019
    • January
    • 2013
    Colors
    • Aurora Red
    • Aurora Blue
    • Black
    • White
    • Hot pink
    • Titan
    Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
    • 110 EUR
    Battery life Unknown
    • Stand by time- Up to 475 h (2G) / Up to 388 h (3G) Talking time- Up to 6 h
    Communication and Connectivity
    Communication and Connectivity — specifications for Ultimate U620S, Smart III 975.
    SpecificationUltimate U620SSmart III 975
    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
    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
    Harmful irradiation Unknown
    • SAR - 0.54 W/kg (head) 0.76 W/kg (body)
    Music and Audio
    Music and Audio — specifications for Ultimate U620S, Smart III 975.
    SpecificationUltimate U620SSmart III 975
    Radio
    • FM radio
    • FM radio
    Others
    • Active noise cancellation with dedicated mic
    		 Unknown
    Other features
    Other features — specifications for Ultimate U620S, Smart III 975.
    SpecificationUltimate U620SSmart III 975
    Dop
    • Sensors Fingerprint (side-mounted)
    • accelerometer
    • gyro
    • proximity
    • compass
    • Sensors Accelerometer
    • proximity