Energizer Ultimate U710S vs Oppo R15

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 U710S:
    LCD
    R15:
    OLED
  • Width

    R15: 11.6 mm narrower

    Ultimate U710S:
    86.8 mm
    R15:
    75.2 mm
  • Screen diagonal

    R15: 0.84 in smaller diagonal

    Ultimate U710S:
    7.12 in
    R15:
    6.28 in
  • Chipset

    Ultimate U710S:
    Mediatek MT6763 Helio P23 (16 nm)
    R15:
    Mediatek MT6771 Helio P60 (12 nm)
  • Depth

    R15: 1.8 mm thinner

    Ultimate U710S:
    9.2 mm
    R15:
    7.4 mm
  • Height

    R15: 25.2 mm shorter

    Ultimate U710S:
    180.3 mm
    R15:
    155.1 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 U710S

    Height:
    180.3 mm +25.2 mm versus R15
    Width:
    86.8 mm +11.6 mm versus R15
    Depth:
    9.2 mm +1.8 mm versus R15
    Weight:
    Unknown
  2. 2. R15

    Height:
    155.1 mm
    Width:
    75.2 mm
    Depth:
    7.4 mm
    Weight:
    175 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 U710S

    Screen diagonal:
    7.12 in
    Aspect ratio (height:width):
    18.7:9
    Approximate rectangular screen area:
    127.8 cm²
  2. 2. R15

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

Ultimate U710S has approximately 29.8% more rectangular screen area than R15.

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 U710S, R15, compared at the same storage capacity.
StorageUltimate U710SR15
32 GB 3 GB RAM Unknown
R15: Original memory entry

128 GB · 4/6 GB 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 U710S

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSDXC

2. R15

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 U710S

    6000 mAh

    +2550 mAh versus R15

  2. 2. R15

    3450 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 U710S2. R15

Everyday essentials
Everyday essentials — specifications for Ultimate U710S, R15.
SpecificationUltimate U710SR15
Dimensions (HxWxD)
  • 180.3 Х 86.8 Х 9.2 mm
  • 155.1 Х 75.2 Х 7.4 mm
Weight
  • 0 g
  • 175 g
Technology
  • IPS LCD
  • AMOLED
Screen size
  • 7.12" inch
  • 6.28" inch
Screen resolution
  • 1080 x 2244 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 32GB 3GB RAM
  • 128 GB
  • 4/6 GB RAM
Memory card support
  • microSDXC
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 6000 mAh
  • Non-removable Li-Po
  • 3450 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 9.0 (Pie)
  • Android 8.1 (Oreo); ColorOS 5
Chipset
  • Mediatek MT6763 Helio P23 (16 nm)
  • Mediatek MT6771 Helio P60 (12 nm)
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for Ultimate U710S, R15.
SpecificationUltimate U710SR15
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 127.8 cm2
  • 98.9 cm2
Screen format
  • 18.7:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 81.7%
  • 84.8%
PPI /points per inch/
  • 350 PPI
  • 401 PPI
Screen protection
  • AGC glass
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for Ultimate U710S, R15.
SpecificationUltimate U710SR15
Rear camera, main
  • 13 MP
  • Dual
  • 16 MP
  • Dual
Camera specs
  • 13 MP
  • PDAF -VGA
  • 16 MP
  • f/1.7
  • 1/2.6''
  • 1.22µm
  • PDAF -5 MP
  • f/2.2
  • depth sensor
Functions
  • LED flash
  • HDR
  • panorama
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 5 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 5 MP
  • 20 MP
  • f/2.0
Performance

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

Performance — specifications for Ultimate U710S, R15.
SpecificationUltimate U710SR15
Processor CPU
  • Octa-core (4x2.0 GHz Cortex-A53 & 4x1.5 GHz Cortex-A53)
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • Mali-G71 MP2
  • Mali-G72 MP3
Antutu 7 score * Unknown
  • 140520
GeekBench 4 Single Core * Unknown
  • 1928
GeekBench 4 Multi-Core * Unknown
  • 4904
General specs
General specs — specifications for Ultimate U710S, R15.
SpecificationUltimate U710SR15
Release date
  • 2020
  • February 17
  • 2018
  • March
Colors
  • Gray
  • Hot Red
  • Snow White
  • Star Purple
  • Fantasy Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer. Unknown
  • 460 EUR
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for Ultimate U710S, R15.
SpecificationUltimate U710SR15
SIM card
  • 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)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA 42.2/11.5 Mbps
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat13 600/100 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 b/g/n
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • Yes
  • with A-GPS
  • GLONASS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.2
  • A2DP
  • LE
  • 4.2
  • A2DP
  • LE
  • EDR
Music and Audio
Music and Audio — specifications for Ultimate U710S, R15.
SpecificationUltimate U710SR15
Radio
  • FM radio
  • No
Others Unknown
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for Ultimate U710S, R15.
SpecificationUltimate U710SR15
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity - Battery charging 10W
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: VOOC Flash Charge 5V/4A