Oppo Ace2 vs Yezz Billy 4.7: specs comparison

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

Billy 4.7:

LCD
Weight

Billy 4.7: 66 g lighter

Ace2:

186 g

Billy 4.7:

120 g
Width

Billy 4.7: 8.2 mm narrower

Ace2:

75.4 mm

Billy 4.7:

67.2 mm
Screen diagonal

Billy 4.7: 1.85 in smaller diagonal

Ace2:

6.55 in

Billy 4.7:

4.7 in
Chipset

Ace2:

Qualcomm SM8250 Snapdragon 865 (7 nm+)

Billy 4.7:

Qualcomm MSM8212 Snapdragon 200 (28 nm)
Rear camera layout

Ace2:

Quad

Billy 4.7:

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. Ace2

Height:

160 mm +24.2 mm versus Billy 4.7
Width:

75.4 mm +8.2 mm versus Billy 4.7
Depth:

8.6 mm +1.4 mm versus Billy 4.7
2. Billy 4.7

Height:

135.8 mm
Width:

67.2 mm
Depth:

7.2 mm

Weight

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

1. Ace2

186 g

+66 g versus Billy 4.7
2. Billy 4.7

120 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. Ace2

Screen diagonal:

6.55 in

Aspect ratio (height:width):

20:9

Approximate rectangular screen area:

103.6 cm²
2. Billy 4.7

Screen diagonal:

4.7 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

60.9 cm²

Ace2 has approximately 70.1% more rectangular screen area than Billy 4.7.

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, Billy 4.7, compared at the same storage capacity.
Storage	Ace2	Billy 4.7
8 GB	Not recorded	1 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. Billy 4.7

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 256 GB

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. Ace2

4000 mAh

+2220 mAh versus Billy 4.7
2. Billy 4.7

1780 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. Billy 4.7

Everyday essentials

Everyday essentials — specifications for Ace2, Billy 4.7.
Specification	Ace2	Billy 4.7
Dimensions (HxWxD)	160 Х 75.4 Х 8.6 mm	135.8 Х 67.2 Х 7.2 mm
Weight	186 g	120 g
Technology	AMOLED	IPS LCD
Screen size	6.55" inch	4.7" inch
Screen resolution	1080 x 2400 px	720 x 1280 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	8 GB 1 GB RAM
Memory card support	No	microSD up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.	4000 mAh Non-removable Li-Po	1780 mAh Removable Li-Ion
Operating system OS	Android 10.0; ColorOS 7.1	Microsoft Windows Phone 8.1
Chipset	Qualcomm SM8250 Snapdragon 865 (7 nm+)	Qualcomm MSM8212 Snapdragon 200 (28 nm)
NFC	Yes	Unknown
Headphone jack	No	Yes

Display

Display — specifications for Ace2, Billy 4.7.
Specification	Ace2	Billy 4.7
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	103.6 cm2	60.9 cm2
Screen format	20:9 (height:width)	16:9 (height:width)
Screen to body ratio	85.9%	66.7%
PPI /points per inch/	402 PPI	312 PPI
Screen protection	Corning Gorilla Glass 5	Asahi Dragontrail Glass

Camera and Video

Camera and Video — specifications for Ace2, Billy 4.7.
Specification	Ace2	Billy 4.7
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	LED flash panorama HDR
Video	1080p@30fps	720p@30fps
Front camera, selfie	16 MP Single	2 MP Single
Specifications	16 MP f/2.4 29mm (wide) 1/3.1'' 1.0µm	2 MP

Performance

Performance — specifications for Ace2, Billy 4.7.
Specification	Ace2	Billy 4.7
Processor CPU	Octa-core (1x2.84 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.8 GHz Kryo 585)	Quad-core 1.2 GHz Cortex-A7
Graphics processor GPU	Adreno 650	Adreno 302

General specs

General specs — specifications for Ace2, Billy 4.7.
Specification	Ace2	Billy 4.7
Release date	2020 April 13	2014 May
Colors	Aurora Silver Moon Rock Grey Fantasy Purple	White Red Blue
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	520 EUR	Unknown
Battery life	Unknown	Stand by time- Up to 480 h (2G) / Up to 350 h (3G) Talking time- Up to 16 h (2G) / Up to 7 h 30 min (3G)
Body build	Glass front (Gorilla Glass 5) glass back (Gorilla Glass 5) aluminum frame	Unknown

Communication and Connectivity

Communication and Connectivity — specifications for Ace2, Billy 4.7.
Specification	Ace2	Billy 4.7
SIM card	Dual SIM (Nano-SIM dual stand-by)	Dual SIM (Micro-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 - SIM 1 & SIM 2
Speed	HSPA LTE-A	HSPA 42.2/5.76 Mbps
GPRS	Yes	Class 12
Edge	Yes	Class 12
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 GLONASS
USB	2.0 Type-C 1.0 reversible connector USB On-The-Go	microUSB 2.0
Bluetooth	5.1 A2DP LE aptX HD	4.0 A2DP

Music and Audio

Music and Audio — specifications for Ace2, Billy 4.7.
Specification	Ace2	Billy 4.7
Radio	Unknown	Stereo FM radio
Others	500 nits typ. brightness (advertised) -HDR10+ -90Hz refresh rate	Unknown

Other features

Other features — specifications for Ace2, Billy 4.7.
Specification	Ace2	Billy 4.7
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 compass - Single SIM: CWP 47 Dual SIM: WP 47

Oppo Ace2 vs Yezz Billy 4.7

Oppo Ace2

Yezz Billy 4.7

Key differences

Display technology

Weight

Width

Screen diagonal

Chipset

Rear camera layout

Physical size

1. Ace2

2. Billy 4.7

Weight

1. Ace2

2. Billy 4.7

Screen size

1. Ace2

2. Billy 4.7

Memory variants

Practical features

1. Ace2

2. Billy 4.7

Battery capacity

Recorded battery capacity

1. Ace2

2. Billy 4.7

Specifications

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