Oppo Ace2 vs ZTE Open

Compare recorded specifications, size and practical differences.

Oppo Ace2

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ZTE Open

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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.

WidthOpen: 13.4 mm narrowerOpen: 62 mm · Ace2: 75.4 mm
Screen diagonalOpen: 3.05 in smaller diagonalOpen: 3.5 in · Ace2: 6.55 in
ChipsetQualcomm SM8250 Snapdragon 865 (7 nm+) / Qualcomm MSM7225A Snapdragon S1Ace2: Qualcomm SM8250 Snapdragon 865 (7 nm+) · Open: Qualcomm MSM7225A Snapdragon S1
Rear camera layoutQuad / SingleAce2: Quad · Open: Single
DepthAce2: 3.9 mm thinnerAce2: 8.6 mm · Open: 12.5 mm
HeightOpen: 46 mm shorterOpen: 114 mm · Ace2: 160 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.

Front

Side

1. Ace2
Height
160 mm
Width
75.4 mm
Depth
8.6 mm

Weight
186 g
2. Open
Height
114 mm
Width
62 mm
Depth
12.5 mm

Weight
Unknown

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials

Everyday essentials
Specification	Ace2	Open
Dimensions (HxWxD)	160 Х 75.4 Х 8.6 mm	114 Х 62 Х 12.5 mm
Weight	186 g	0 g
Technology	AMOLED	TFT
Screen size	6.55" inch	3.5" inch
Screen resolution	1080 x 2400 px	320 x 480 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	128GB 8GB RAM 256GB 8GB RAM 256GB 12GB RAM	512 MB ROM 256 MB RAM
Memory card support	No	microSD up to 32 GB (dedicated slot) 2 GB included
BatteryCapacity is not battery life. No endurance test is implied.	4000 mAh Non-removable Li-Po	1200 mAh Removable Li-Ion
Operating system OS	Android 10.0; ColorOS 7.1	Firefox OS 1.0
Chipset	Qualcomm SM8250 Snapdragon 865 (7 nm+)	Qualcomm MSM7225A Snapdragon S1
NFC	Yes	Unknown
Headphone jack	No	Yes

Display

Display
Specification	Ace2	Open
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	Unknown
Screen area	103.6 cm2	36.5 cm2
Screen format	20:9 (height:width)	3:2 (height:width)
Screen to body ratio	85.9%	51.6%
PPI /points per inch/	402 PPI	165 PPI
Screen protection	Corning Gorilla Glass 5	Unknown

Camera and Video

Camera and Video
Specification	Ace2	Open
Rear camera, main	48 MP Quad	3.15 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)	3.15 MP
Functions	HDR	Unknown
Video	1080p@30fps	Yes
Front camera, selfie	16 MP Single	0 MP,
Specifications	16 MP f/2.4 29mm (wide) 1/3.1'' 1.0µm	Unknown

Performance

Performance
Specification	Ace2	Open
Processor CPU	Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585)	1.0 GHz Cortex-A5
Graphics processor GPU	Adreno 650	Adreno 200
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	1456

General specs

General specs
Specification	Ace2	Open
Release date	2020 April 13	2013 February
Colors	Aurora Silver Moon Rock Grey Fantasy Purple	Blue Orange
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	520 EUR	Unknown
Body build	Glass front (Gorilla Glass 5) glass back (Gorilla Glass 5) aluminum frame	Unknown

Communication and Connectivity

Communication and Connectivity
Specification	Ace2	Open
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
Speed	HSPA LTE-A	HSPA 7.2/5.76 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
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
Bluetooth	5.1 A2DP LE aptX HD	2.1 A2DP EDR

Music and Audio

Music and Audio
Specification	Ace2	Open
Radio	Unknown	Stereo FM radio
Others	500 nits typ. brightness (advertised) -HDR10+ -90Hz refresh rate	Unknown

Other features

Other features
Specification	Ace2	Open
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 - MP3/eAAC+/WAV/WMA player -MP4/H.264/WMV player -Document viewer -Photo viewer -Organizer -Voice memo/dial -Predictive text input