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HTC One Max vs Oppo R15

Compare recorded specifications, size and practical differences.

+ Add a third phone

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

    One Max:
    LCD
    R15:
    OLED
  • Weight

    R15: 42 g lighter

    One Max:
    217 g
    R15:
    175 g
  • Width

    R15: 7.3 mm narrower

    One Max:
    82.5 mm
    R15:
    75.2 mm
  • Screen diagonal

    One Max: 0.38 in smaller diagonal

    One Max:
    5.9 in
    R15:
    6.28 in
  • Chipset

    One Max:
    Qualcomm APQ8064 Snapdragon 600
    R15:
    Mediatek MT6771 Helio P60 (12 nm)
  • Rear camera layout

    One Max:
    Single
    R15:
    Dual

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. One Max

    Height:
    164.5 mm +9.4 mm versus R15
    Width:
    82.5 mm +7.3 mm versus R15
    Depth:
    10.3 mm +2.9 mm versus R15
  2. 2. R15

    Height:
    155.1 mm
    Width:
    75.2 mm
    Depth:
    7.4 mm

Weight

Bars start at zero and share a scale within this chart.

  1. 1. One Max

    217 g

    +42 g versus R15

  2. 2. R15

    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. One Max

    Screen diagonal:
    5.9 in
    Aspect ratio (height:width):
    16:9
    Approximate rectangular screen area:
    96 cm²
  2. 2. R15

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

R15 has approximately 2.6% more rectangular screen area than One Max.

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 One Max, R15, compared at the same storage capacity.
StorageOne MaxR15
16 GB 2 GB RAM Unknown
32 GB 2 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. One Max

NFC:
Yes
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated slot)

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. One Max

    3300 mAh

  2. 2. R15

    3450 mAh

    +150 mAh versus One Max

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. One Max2. R15

Everyday essentials
Everyday essentials — specifications for One Max, R15.
SpecificationOne MaxR15
Dimensions (HxWxD)
  • 164.5 Х 82.5 Х 10.3 mm
  • 155.1 Х 75.2 Х 7.4 mm
Weight
  • 217 g
  • 175 g
Technology
  • Super LCD3
  • AMOLED
Screen size
  • 5.9" inch
  • 6.28" inch
Screen resolution
  • 1080 x 1920 px
  • 1080 x 2280 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 16/32 GB
  • 2 GB RAM
  • 128 GB
  • 4/6 GB RAM
Memory card support
  • microSD
  • up to 64 GB (dedicated slot)
  • microSD
  • up to 256 GB (uses SIM 2 slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 3300 mAh
  • Non-removable Li-Po
  • 3450 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 4.3 (Jelly Bean)
  • upgradable to 5.0 (Lollipop); Sense UI 5.5
  • Android 8.1 (Oreo); ColorOS 5
Chipset
  • Qualcomm APQ8064 Snapdragon 600
  • Mediatek MT6771 Helio P60 (12 nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display — specifications for One Max, R15.
SpecificationOne MaxR15
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 96.0 cm2
  • 98.9 cm2
Screen format
  • 16:9 (height:width)
  • 19:9 (height:width)
Screen to body ratio
  • 70.7%
  • 84.8%
PPI /points per inch/
  • 373 PPI
  • 401 PPI
Screen protection
  • Corning Gorilla Glass 3
  • Corning Gorilla Glass 5
Camera and Video
Camera and Video — specifications for One Max, R15.
SpecificationOne MaxR15
Rear camera, main
  • 4 MP
  • Single
  • 16 MP
  • Dual
Camera specs
  • 4 MP
  • 1/3''
  • 2µm
  • AF
  • 16 MP
  • f/1.7
  • 1/2.6''
  • 1.22µm
  • PDAF -5 MP
  • f/2.2
  • depth sensor
Functions
  • HDR
  • LED flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 2.1 MP
  • Single
  • 20 MP
  • Single
Specifications
  • 2.1 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 One Max, R15.
SpecificationOne MaxR15
Processor CPU
  • Quad-core 1.7 GHz Krait 300
  • Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 320
  • Mali-G72 MP3
Antutu 7 score *
  • 26775
  • 140520
GeekBench 4 Single Core *
  • 645
  • 1928
GeekBench 4 Multi-Core *
  • 1903
  • 4904
General specs
General specs — specifications for One Max, R15.
SpecificationOne MaxR15
Release date
  • 2013
  • October
  • 2018
  • March
Colors
  • Silver
  • Black
  • Gold
  • Hot Red
  • Snow White
  • Star Purple
  • Fantasy Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 370 EUR
  • 460 EUR
Battery life
  • Stand by time- Up to 585 h (3G) Talking time- Up to 25 h (3G)
Unknown
Body build Unknown
  • Front glass
  • aluminum body
Communication and Connectivity
Communication and Connectivity — specifications for One Max, R15.
SpecificationOne MaxR15
SIM card
  • Micro-SIM
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900 - for Verizon
  • Sprint -3G - HSDPA 900 / 1900 / 2100 - EMEA HSDPA 850 / 900 / 1900 / 2100 - Asia HSDPA 1900 / 2100 - for Sprint -4G - LTE band 3(1800)
  • 7(2600)
  • 8(900)
  • 20(800) - EMEA LTE band 1(2100)
  • 3(1800)
  • 8(900) - Asia LTE band 4(1700/2100)
  • 13(700) - Verison
  • 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
  • LTE Cat3 100/50 Mbps
  • 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 a/b/g/n/ac
  • Wi-Fi Direct
  • DLNA
  • 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
  • microUSB 2.0 (MHL TV-out)
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 4.0
  • A2DP
  • aptX
  • 4.2
  • A2DP
  • LE
  • EDR
Harmful irradiation
  • SAR - 0.81 W/kg (head) 0.21 W/kg (body)
Unknown
Music and Audio
Music and Audio — specifications for One Max, R15.
SpecificationOne MaxR15
Radio
  • Stereo FM radio
  • RDS
  • No
Others
  • BoomSound dual front stereo speakers -Active noise cancellation with dedicated mic
  • Active noise cancellation with dedicated mic
Other features
Other features — specifications for One Max, R15.
SpecificationOne MaxR15
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass
  • Infrared port - Available as HTC One Max Dual SIM for China
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging: VOOC Flash Charge 5V/4A