Oppo Ace2 vs ZTE Star 1

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

    Ace2:
    OLED
    Star 1:
    LCD
  • Weight

    Star 1: 56 g lighter

    Ace2:
    186 g
    Star 1:
    130 g
  • Width

    Star 1: 6.4 mm narrower

    Ace2:
    75.4 mm
    Star 1:
    69 mm
  • Screen diagonal

    Star 1: 1.55 in smaller diagonal

    Ace2:
    6.55 in
    Star 1:
    5 in
  • Chipset

    Ace2:
    Qualcomm SM8250 Snapdragon 865 (7 nm+)
    Star 1:
    Qualcomm MSM8928 Snapdragon 400 (28 nm)
  • Rear camera layout

    Ace2:
    Quad
    Star 1:
    Single

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 +21 mm versus Star 1
    Width:
    75.4 mm +6.4 mm versus Star 1
    Depth:
    8.6 mm +2 mm versus Star 1
  2. 2. Star 1

    Height:
    139 mm
    Width:
    69 mm
    Depth:
    6.6 mm

Weight

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

  1. 1. Ace2

    186 g

    +56 g versus Star 1

  2. 2. Star 1

    130 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. Star 1

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

Ace2 has approximately 50.3% more rectangular screen area than Star 1.

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, Star 1, compared at the same storage capacity.
StorageAce2Star 1
16 GB Not recorded 2 GB RAM
128 GB 8 GB RAM Not recorded
256 GB 8 / 12 GB RAM Alternative RAM configurations Not recorded

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. Star 1

NFC:
Unknown
Headphone jack:
Yes
Memory card support:
See details microSD · up to 64 GB (dedicated 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. Ace2

    4000 mAh

    +1700 mAh versus Star 1

  2. 2. Star 1

    2300 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. Star 1

Everyday essentials
Everyday essentials — specifications for Ace2, Star 1.
SpecificationAce2Star 1
Dimensions (HxWxD)
  • 160 Х 75.4 Х 8.6 mm
  • 139 Х 69 Х 6.6 mm
Weight
  • 186 g
  • 130 g
Technology
  • AMOLED
  • IPS LCD
Screen size
  • 6.55" inch
  • 5" inch
Screen resolution
  • 1080 x 2400 px
  • 1080 x 1920 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
  • 16 GB
  • 2 GB RAM
Memory card support
  • No
  • microSD
  • up to 64 GB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.
  • 4000 mAh
  • Non-removable Li-Po
  • 2300 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 10.0; ColorOS 7.1
  • Android 4.4.2 (KitKat)
Chipset
  • Qualcomm SM8250 Snapdragon 865 (7 nm+)
  • Qualcomm MSM8928 Snapdragon 400 (28 nm)
NFC
  • Yes
Unknown
Headphone jack
  • No
  • Yes
Display
Display — specifications for Ace2, Star 1.
SpecificationAce2Star 1
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 103.6 cm2
  • 68.9 cm2
Screen format
  • 20:9 (height:width)
  • 16:9 (height:width)
Screen to body ratio
  • 85.9%
  • 71.9%
PPI /points per inch/
  • 402 PPI
  • 441 PPI
Screen protection
  • Corning Gorilla Glass 5
Unknown
Camera and Video
Camera and Video — specifications for Ace2, Star 1.
SpecificationAce2Star 1
Rear camera, main
  • 48 MP
  • Quad
  • 8 MP
  • Single
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)
  • 8 MP
  • AF
Functions
  • HDR
  • Dual-LED dual-tone flash
Video
  • 1080p@30fps
  • Yes
Front camera, selfie
  • 16 MP
  • Single
  • 5 MP
  • Single
Specifications
  • 16 MP
  • f/2.4
  • 29mm (wide)
  • 1/3.1''
  • 1.0µm
  • 5 MP
Performance

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

Performance — specifications for Ace2, Star 1.
SpecificationAce2Star 1
Processor CPU
  • Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585)
  • Quad-core 1.6 GHz Cortex-A7
Graphics processor GPU
  • Adreno 650
  • Adreno 305
Antutu 7 score * Unknown
  • 19198
GeekBench 4 Single Core * Unknown
  • 361
GeekBench 4 Multi-Core * Unknown
  • 1118
General specs
General specs — specifications for Ace2, Star 1.
SpecificationAce2Star 1
Release date
  • 2020
  • April 13
  • 2014
  • April
Colors
  • Aurora Silver
  • Moon Rock Grey
  • Fantasy Purple
  • Pink
  • Black
  • White
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.
  • 520 EUR
  • 200 EUR
Battery life Unknown
  • Stand by time- Up to 460 h Talking time- Up to 20 h
Body build
  • Glass front (Gorilla Glass 5)
  • glass back (Gorilla Glass 5)
  • aluminum frame
Unknown
Communication and Connectivity
Communication and Connectivity — specifications for Ace2, Star 1.
SpecificationAce2Star 1
SIM card
  • Dual SIM (Nano-SIM
  • dual stand-by)
  • Mini-SIM
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 -3G - HSDPA 900 / 2100 -4G - LTE
Speed
  • HSPA
  • LTE-A
  • HSPA
  • LTE
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 a/b/g/n
  • dual-band
  • hotspot
GPS
  • Yes
  • with dual-band A-GPS
  • GLONASS
  • BDS
  • GALILEO
  • QZSS
  • Yes
  • with A-GPS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
  • USB Host
Bluetooth
  • 5.1
  • A2DP
  • LE
  • aptX HD
  • 4.0
  • A2DP
Music and Audio
Music and Audio — specifications for Ace2, Star 1.
SpecificationAce2Star 1
Radio Unknown
  • FM radio
Others
  • 500 nits typ. brightness (advertised) -HDR10+ -90Hz refresh rate
  • Dolby Mobile -Active noise cancellation with dedicated mic
Other features
Other features — specifications for Ace2, Star 1.
SpecificationAce2Star 1
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 Accelerometer
  • proximity