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Energizer Ultimate U620S vs Lenovo K7

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.

    • Chipset

      Ultimate U620S:
      Mediatek MT6765 Helio P35 (12nm)
      K7:
      Unisoc SC9863A (28nm)

    • Release year

      Ultimate U620S:
      2019
      K7:
      2020

    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
      Width:
      75.5 mm
      Depth:
      8.3 mm
      Weight:
      Unknown

    2. 2. K7

      Height:
      Unknown
      Width:
      Unknown
      Depth:
      Unknown
      Weight:
      Unknown

      Unavailable dimensions are omitted from the drawing.

    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. K7

      Screen diagonal:
      6.09 in
      Aspect ratio (height:width):
      19:9
      Approximate rectangular screen area:
      92.6 cm²

    Ultimate U620S has approximately 5.4% more rectangular screen area than K7.

    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

    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. K7

    NFC:
    Unknown
    Headphone jack:
    Yes
    Memory card support:
    See details microSDXC (uses shared SIM 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

    2. 2. K7

      4000 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. K7

    Everyday essentials
    Everyday essentials — specifications for Ultimate U620S, K7.
    SpecificationUltimate U620SK7
    Dimensions (HxWxD)
    • 155.8 Х 75.5 Х 8.3 mm
    • Х Х mm
    Weight
    • 0 g
    • 0 g
    Technology
    • IPS LCD
    • IPS LCD
    Screen size
    • 6.2" inch
    • 6.09" inch
    Screen resolution
    • 720 x 1520 px
    • 720 x 1520 px
    Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
    • 64 GB
    • 512GB 4GB
    		 Unknown
    Memory card support
    • microSD
    • up to 128 GB (uses SIM 2 slot)
    • microSDXC (uses shared SIM slot)
    Battery Capacity is not battery life. No endurance test is implied.
    • 4000 mAh
    • Removable Li-Po
    • 4000 mAh
    • Non-removable Li-Ion
    Operating system OS
    • Android 9.0 (Pie)
    • Android 10.0
    Chipset
    • Mediatek MT6765 Helio P35 (12nm)
    • Unisoc SC9863A (28nm)
    Headphone jack
    • Yes
    • Yes
    Display
    Display — specifications for Ultimate U620S, K7.
    SpecificationUltimate U620SK7
    Touchscreen
    • capacitive touchscreen
    • capacitive touchscreen
    Display colors
    • 16M
    • 16M
    Screen area
    • 97.6 cm2
    • 92.6 cm2
    Screen format
    • 18.5:9 (height:width)
    • 19:9 (height:width)
    Screen to body ratio
    • 82.9%
    		 Unknown
    PPI /points per inch/
    • 265 PPI
    • 276 PPI
    Camera and Video
    Camera and Video — specifications for Ultimate U620S, K7.
    SpecificationUltimate U620SK7
    Rear camera, main
    • 16 MP
    • Triple
    • 13 MP
    • Triple
    Camera specs
    • 16 MP
    • PDAF -2 MP -VGA
    • depth sensor
    • 13 MP
    • (wide)
    • PDAF -2 MP
    • (depth)
    Functions
    • Dual-LED dual-tone flash
    • panorama
    • HDR
    • HDR
    Video
    • 1080p
    • 1080p@30fps
    Front camera, selfie
    • 16 MP
    • Single
    • 5 MP
    • Single
    Specifications
    • 16 MP
    • 5 MP
    Performance
    Performance — specifications for Ultimate U620S, K7.
    SpecificationUltimate U620SK7
    Processor CPU
    • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
    • Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
    Graphics processor GPU
    • PowerVR GE8320
    • IMG8322
    General specs
    General specs — specifications for Ultimate U620S, K7.
    SpecificationUltimate U620SK7
    Release date
    • 2019
    • January
    • 2020
    • April 13
    Colors
    • Aurora Red
    • Aurora Blue
    • Blue
    • Black
    Communication and Connectivity
    Communication and Connectivity — specifications for Ultimate U620S, K7.
    SpecificationUltimate U620SK7
    SIM card
    • Hybrid Dual SIM (Nano-SIM
    • dual stand-by)
    • Hybrid Dual SIM (Nano-SIM
    • dual stand-by)
    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 - SIM 1 & SIM 2CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE
    Speed
    • HSPA
    • LTE-A
    • HSPA
    • LTE-A
    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
    • Yes
    Bluetooth
    • 5.0
    • A2DP
    • LE
    • 5.0
    • A2DP
    • LE
    Music and Audio
    Music and Audio — specifications for Ultimate U620S, K7.
    SpecificationUltimate U620SK7
    Radio
    • FM radio
    • FM radio
    Others
    • Active noise cancellation with dedicated mic
    		 Unknown
    Other features
    Other features — specifications for Ultimate U620S, K7.
    SpecificationUltimate U620SK7
    Dop
    • Sensors Fingerprint (side-mounted)
    • accelerometer
    • gyro
    • proximity
    • compass
    • Sensors Fingerprint (rear-mounted)
    • accelerometer
    • proximity - Preliminary specifications