Oppo Ace2 vs ZTE nubia Z20

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

    Ace2:
    Qualcomm SM8250 Snapdragon 865 (7 nm+)
    nubia Z20:
    Qualcomm SDM855 Snapdragon 855+ (7 nm)
  • Rear camera layout

    Ace2:
    Quad
    nubia Z20:
    Triple
  • Depth

    Ace2: 0.6 mm thinner

    Ace2:
    8.6 mm
    nubia Z20:
    9.2 mm
  • Release year

    Ace2:
    2020
    nubia Z20:
    2019

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. Ace2

    Height:
    160 mm
    Width:
    75.4 mm
    Depth:
    8.6 mm
  2. 2. nubia Z20

    Height:
    158.6 mm
    Width:
    75.2 mm
    Depth:
    9.2 mm +0.6 mm versus Ace2

Weight

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

  1. 1. Ace2

    186 g

  2. 2. nubia Z20

    186 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. Ace2

    Screen diagonal:
    6.55 in
    Aspect ratio (height:width):
    20:9
    Approximate rectangular screen area:
    103.6 cm²
  2. 2. nubia Z20

    Screen diagonal:
    6.42 in
    Aspect ratio (height:width):
    19.5:9
    Approximate rectangular screen area:
    101.2 cm²

Ace2 has approximately 2.4% more rectangular screen area than nubia Z20.

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 Ace2, nubia Z20, compared at the same storage capacity.
StorageAce2nubia Z20
128 GB 8 GB RAM Unknown
256 GB 8 / 12 GB RAM Alternative RAM configurations Unknown
nubia Z20: Original memory entry

128/512 GB · 8 GB RAM 128 GB · 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. Ace2

NFC:
Yes
Headphone jack:
No
Memory card support:
No

2. nubia Z20

NFC:
Unknown
Headphone jack:
No
Memory card support:
No

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. Ace2

    4000 mAh

  2. 2. nubia Z20

    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. Ace22. nubia Z20

Everyday essentials
Everyday essentials — specifications for Ace2, nubia Z20.
SpecificationAce2nubia Z20
Dimensions (HxWxD)
  • 160 Х 75.4 Х 8.6 mm
  • 158.6 Х 75.2 Х 9.2 mm
Weight
  • 186 g
  • 186 g
Technology
  • AMOLED
  • AMOLED
Screen size
  • 6.55" inch
  • 6.42" inch
Screen resolution
  • 1080 x 2400 px
  • 1080 x 2340 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 128GB 8GB RAM
  • 256GB 8GB RAM
  • 256GB 12GB RAM
  • 128/512 GB
  • 8 GB RAM 128 GB
  • 6 GB RAM
Memory card support
  • No
  • No
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 4000 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 10.0; ColorOS 7.1
  • Android 9.0 (Pie); Nubia UI 7
Chipset
  • Qualcomm SM8250 Snapdragon 865 (7 nm+)
  • Qualcomm SDM855 Snapdragon 855+ (7 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • No
Display
Display — specifications for Ace2, nubia Z20.
SpecificationAce2nubia Z20
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 103.6 cm2
  • 101.2 cm2
Screen format
  • 20:9 (height:width)
  • 19.5:9 (height:width)
Screen to body ratio
  • 85.9%
  • 84.8%
PPI /points per inch/
  • 402 PPI
  • 401 PPI
Screen protection
  • Corning Gorilla Glass 5
  • Corning Gorilla Glass (unspecified)
Camera and Video
Camera and Video — specifications for Ace2, nubia Z20.
SpecificationAce2nubia Z20
Rear camera, main
  • 48 MP
  • Quad
  • 48 MP
  • Triple
Camera specs
  • 48 MP
  • f/1.7
  • 26mm (wide)
  • 1/2.0''
  • 0.8µm
  • PDAF -8 MP
  • f/2.2
  • 13mm (ultrawide)
  • 1/4.0''
  • 1.12µm
  • AF -2 MP B/W
  • (depth) -2 MP
  • (depth)
  • 48 MP
  • f/1.7
  • 26mm (wide)
  • 1/2''
  • 0.8µm
  • PDAF
  • OIS -8 MP (telephoto)
  • 3x optical zoom -16 MP
  • 12mm (ultrawide)
Functions
  • HDR
  • Dual-LED dual-tone flash
  • HDR
  • panorama
Video
  • 1080p@30fps
  • 4320@15fps
  • 2160p@30/60fps
  • 1080p@30/60fps
  • 720p@1920fps
Front camera, selfie
  • 16 MP
  • Single
  • 48 MP
  • Triple
Specifications
  • 16 MP
  • f/2.4
  • 29mm (wide)
  • 1/3.1''
  • 1.0µm
  • Uses main cameras
Performance
Performance — specifications for Ace2, nubia Z20.
SpecificationAce2nubia Z20
Processor CPU
  • Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585)
  • Octa-core (1x2.96 GHz Kryo 485 & 3x2.42 GHz Kryo 485 & 4x1.8 GHz Kryo 485)
Graphics processor GPU
  • Adreno 650
  • Adreno 640 (700 MHz)
General specs
General specs — specifications for Ace2, nubia Z20.
SpecificationAce2nubia Z20
Release date
  • 2020
  • April 13
  • 2019
  • August
Colors
  • Aurora Silver
  • Moon Rock Grey
  • Fantasy Purple
  • Black
  • Blue
  • Red
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 520 EUR
  • 450 EUR
Body build
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • aluminum frame
  • Front/back glass
  • aluminum frame
Communication and Connectivity
Communication and Connectivity — specifications for Ace2, nubia Z20.
SpecificationAce2nubia Z20
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2CDMA 800 / 1900 & TD-SCDMA -3G - HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 2(1900)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 12(700)
  • 17(700)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500) - China -5G - 5G band 1(2100)
  • 41(2500)
  • 78(3500)
  • 79(4700); SA/NSA - China
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO -4G - LTE band 1(2100)
  • 3(1800)
  • 4(1700/2100)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 34(2000)
  • 38(2600)
  • 39(1900)
  • 40(2300)
  • 41(2500)
Speed
  • HSPA
  • LTE-A
  • HSPA 42.2/5.76 Mbps
  • LTE-A (6CA) Cat18 1200/150 Mbps
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac/ax
  • dual-band
  • Wi-Fi Direct
  • hotspot
  • Wi-Fi 802.11 b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • DLNA
  • hotspot
GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • QZSS
  • Yes
  • with A-GPS
  • GLONASS
  • GALILEO
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • Type-C 1.0 reversible connector
  • USB On-The-Go
Bluetooth
  • 5.1
  • A2DP
  • LE
  • aptX HD
  • 5.0
  • A2DP
  • LE
Music and Audio
Music and Audio — specifications for Ace2, nubia Z20.
SpecificationAce2nubia Z20
Radio Unknown
  • No
Others
  • 500 nits typ. brightness (advertised) -HDR10+ -90Hz refresh rate
  • HDR10 -Secondary display (on the back): AMOLED
  • 5.1 inches
  • 1080 x 2340 pixels
  • Corning Gorilla Glass 3
  • DTS HD sound -32-bit/384kHz audio -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Ace2, nubia Z20.
SpecificationAce2nubia Z20
Dop
  • Sensors Fingerprint (under display
  • optical)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast charging 65W
  • 100% in 30 min (advertised) -SuperVOOC 2.0 -Fast wireless charging 40W
  • 100% in 56 min (advertised) -Wireless reverse charging 10W
  • Sensors Dual fingerprint (side-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging 27W - USB Power Delivery 2.0