Energizer Ultimate U620S vs Oppo R7

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

    Ultimate U620S:
    LCD
    R7:
    OLED
  • Width

    R7: 4.5 mm narrower

    Ultimate U620S:
    75.5 mm
    R7:
    71 mm
  • Screen diagonal

    R7: 1.2 in smaller diagonal

    Ultimate U620S:
    6.2 in
    R7:
    5 in
  • Chipset

    Ultimate U620S:
    Mediatek MT6765 Helio P35 (12nm)
    R7:
    Qualcomm MSM8939 Snapdragon 615 (28 nm)
  • Rear camera layout

    Ultimate U620S:
    Triple
    R7:
    Single
  • Depth

    R7: 2 mm thinner

    Ultimate U620S:
    8.3 mm
    R7:
    6.3 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 +12.8 mm versus R7
    Width:
    75.5 mm +4.5 mm versus R7
    Depth:
    8.3 mm +2 mm versus R7
    Weight:
    Unknown
  2. 2. R7

    Height:
    143 mm
    Width:
    71 mm
    Depth:
    6.3 mm
    Weight:
    147 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. R7

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

Ultimate U620S has approximately 41.6% more rectangular screen area than R7.

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, R7, compared at the same storage capacity.
StorageUltimate U620SR7
16 GB Unknown 3 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. R7

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 256 GB (uses SIM 2 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

    +1680 mAh versus R7

  2. 2. R7

    2320 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. R7

Everyday essentials
Everyday essentials — specifications for Ultimate U620S, R7.
SpecificationUltimate U620SR7
Dimensions (HxWxD)
  • 155.8 Х 75.5 Х 8.3 mm
  • 143 Х 71 Х 6.3 mm
Weight
  • 0 g
  • 147 g
Technology
  • IPS LCD
  • AMOLED
Screen size
  • 6.2" inch
  • 5" inch
Screen resolution
  • 720 x 1520 px
  • 1080 x 1920 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 16 GB
  • 3 GB RAM
Memory card support
  • microSD
  • up to 128 GB (uses SIM 2 slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Removable Li-Po
  • 2320 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie)
  • Android 4.4.2 (KitKat); ColorOS 2.1
Chipset
  • Mediatek MT6765 Helio P35 (12nm)
  • Qualcomm MSM8939 Snapdragon 615 (28 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Ultimate U620S, R7.
SpecificationUltimate U620SR7
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 97.6 cm2
  • 67.7 cm2
Screen format
  • 18.5:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 82.9%
  • 66.7%
PPI /points per inch/
  • 265 PPI
  • 445 PPI
Screen protection Unknown
  • Corning Gorilla Glass 3
Camera and Video
Camera and Video — specifications for Ultimate U620S, R7.
SpecificationUltimate U620SR7
Rear camera, main
  • 16 MP
  • Triple
  • 13 MP
  • Single
Camera specs
  • 16 MP
  • PDAF -2 MP -VGA
  • depth sensor
  • 13 MP
  • Schneider-Kreuznach optics PDAF
  • f/2.2
Functions
  • Dual-LED dual-tone flash
  • panorama
  • HDR
  • LED flash
  • panorama
  • HDR
Video
  • 1080p
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 16 MP
  • 8 MP
  • f/2.4
Performance

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

Performance — specifications for Ultimate U620S, R7.
SpecificationUltimate U620SR7
Processor CPU
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
  • Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU
  • PowerVR GE8320
  • Adreno 405
Antutu 7 score * Unknown
  • 28195
GeekBench 4 Single Core * Unknown
  • 683
GeekBench 4 Multi-Core * Unknown
  • 3530
General specs
General specs — specifications for Ultimate U620S, R7.
SpecificationUltimate U620SR7
Release date
  • 2019
  • January
  • 2015
  • May
Colors
  • Aurora Red
  • Aurora Blue
  • Golden
  • Silver
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 360 EUR
Communication and Connectivity
Communication and Connectivity — specifications for Ultimate U620S, R7.
SpecificationUltimate U620SR7
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Hybrid Dual SIM (Nano-SIM/ Micro-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 2 -3G - HSDPA 850 / 900 / 1900 / 2100 - Global
  • Taiwan HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - USA -4G - LTE band 1(2100)
  • 3(1800)
  • 7(2600)
  • 8(900)
  • 40(2300) - Global LTE band 1(2100)
  • 5(850)
  • 28(700)
  • 40(2300) - Taiwan LTE band 1(2100)
  • 4(1700/2100)
  • 17(700)
  • 20(800) - USA
Speed
  • HSPA
  • LTE-A
  • HSPA
  • LTE Cat4 150/50 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
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
  • USB Host
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Ultimate U620S, R7.
SpecificationUltimate U620SR7
Radio
  • FM radio
  • No
Others
  • Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Ultimate U620S, R7.
SpecificationUltimate U620SR7
Dop
  • Sensors Fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Sensors Accelerometer
  • proximity
  • compass - Fast battery charging: 75% in 30 min (VOOC Flash Charge)