BlackBerry Key2 vs Oppo A39

Compare recorded specifications, size and practical differences.

BlackBerry Key2

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Oppo A39

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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.

WeightA39: 21 g lighterA39: 147 g · Key2: 168 g
WidthKey2: 1.1 mm narrowerKey2: 71.8 mm · A39: 72.9 mm
Screen diagonalKey2: 0.7 in smaller diagonalKey2: 4.5 in · A39: 5.2 in
ChipsetQualcomm SDM660 Snapdragon 660 (14 nm) / Mediatek MT6750 (28 nm)Key2: Qualcomm SDM660 Snapdragon 660 (14 nm) · A39: Mediatek MT6750 (28 nm)
Rear camera layoutDual / SingleKey2: Dual · A39: Single
DepthA39: 0.8 mm thinnerA39: 7.7 mm · Key2: 8.5 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. Key2
Height
151.4 mm+2.3 mm versus A39
Width
71.8 mm
Depth
8.5 mm+0.8 mm versus A39

Weight
168 g
2. A39
Height
149.1 mm
Width
72.9 mm+1.1 mm versus Key2
Depth
7.7 mm

Weight
147 g

Weight

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

1. Key2168 g

+21 g versus A39
2. A39147 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.

Screen size

1. Key2 4.5 in · 3:2 About 60.3 cm² rectangular area
2. A39 5.2 in · 16:9 About 74.5 cm² rectangular area

A39 has approximately 23.6% more rectangular screen area than Key2.

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 by storage capacity and phone
Storage	Key2	A39
32 GB	Not recorded	3 GB RAM
64 GB	6 GB RAM	Not recorded
128 GB	6 GB RAM	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. Key2

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

2. A39

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

Battery capacity

Capacity is not battery life. No endurance test is implied.

Recorded capacity

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

1. Key23500 mAh

+600 mAh versus A39
2. A392900 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. Key22. A39

Everyday essentials

Everyday essentials
Specification	Key2	A39
Dimensions (HxWxD)	151.4 Х 71.8 Х 8.5 mm	149.1 Х 72.9 Х 7.7 mm
Weight	168 g	147 g
Technology	IPS LCD	IPS LCD
Screen size	4.5" inch	5.2" inch
Screen resolution	1080 x 1620 px	720 x 1280 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	64/128 GB 6 GB RAM	32 GB 3 GB RAM
Memory card support	microSD up to 256 GB	microSD up to 256 GB (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.	3500 mAh Non-removable Li-Ion	2900 mAh Non-removable Li-Ion
Operating system OS	Android 8.1 (Oreo)	Android 5.1 (Lollipop); ColorOS 3
Chipset	Qualcomm SDM660 Snapdragon 660 (14 nm)	Mediatek MT6750 (28 nm)
NFC	Yes	Unknown
Headphone jack	Yes	Yes

Display

Display
Specification	Key2	A39
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	60.0 cm2	74.5 cm2
Screen format	3:2 (height:width)	16:9 (height:width)
Screen to body ratio	55.2%	68.6%
PPI /points per inch/	434 PPI	282 PPI
Screen protection	Corning Gorilla Glass 3	Corning Gorilla Glass 4

Camera and Video

Camera and Video
Specification	Key2	A39
Rear camera, main	12 MP Dual	13 MP Single
Camera specs	12 MP f/1.8 1/2.3'' 1.28µm dual pixel PDAF -12 MP f/2.6 1/3.4'' 1.0µm PDAF	13 MP f/2.2 1/3'' AF
Functions	Dual-LED dual-tone flash HDR panorama	LED flash panorama HDR
Video	1080p@30fps	1080p@30fps
Front camera, selfie	8 MP Single	5 MP Single
Specifications	8 MP f/2.0 1/4'' 1.12µm	5 MP f/2.4 1/4'' 1.4µm

Performance

Performance
Specification	Key2	A39
Processor CPU	Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)	Octa-core (4x1.5 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
Graphics processor GPU	Adreno 512	Mali-T860MP2
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	104256	Unknown
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	1628	639
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.	5894	2481
GeekBench 4 RenderScriptLegacy recorded score. Test conditions are unspecified; no new testing is implied.	Unknown	1870

General specs

General specs
Specification	Key2	A39
Release date	2018 June	2017 March
Colors	Black Silver	Gold Rose Gold
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.	500 EUR	150 EUR
Body build	aluminum frame (7000 series) plastic back	aluminum body plastic ends

Communication and Connectivity

Communication and Connectivity
Specification	Key2	A39
SIM card	Single SIM (Nano-SIM)Dual SIM (Nano-SIM dual stand-by) - BBF100-6 only	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (BBF100-6 model only) -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) 12(700) 13(700) 17(700) 19(800) 20(800) 26(850) 28(700) 32(1500) 38(2600) 39(1900) 40(2300) 41(2500) - EU Africa AU (BBF100-1) LTE band 1(2100) 14(700) 29(700) 30(2300) 41(2500) 66(1700/2100) - Canada US LATAM (BBF100-2) LTE band 1(2100) 41(2500) - ME APAC India (BBF100-6) LTE band 1(2100) 41(2500) - China (BBF100-4)	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE band 1(2100) 3(1800) 5(850) 7(2600) 8(900) 38(2600) 40(2300) 41(2500) LTE band 1(2100) 20(800) 28(700) 39(1900) 41(2500)
Speed	HSPA 42.2/5.76 Mbps LTE-A (3CA) Cat11 600/75 Mbps	HSPA 42.2/5.76 Mbps LTE Cat4 150/50 Mbps
GPRS	Yes	Yes
Edge	Yes	Yes
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac dual-band WiFi Direct hotspot	Wi-Fi 802.11 a/b/g/n dual-band hotspot
GPS	Yes with A-GPS GLONASS BDS2	Yes with A-GPS
USB	3.0 Type-C 1.0 reversible connector USB On-The-Go	microUSB 2.0 USB On-The-Go
Bluetooth	5.0 A2DP LE EDR	4.0 A2DP
Harmful irradiation	SAR EU - 0.72 W/kg (head) 1.68 W/kg (body)	Unknown

Music and Audio

Music and Audio
Specification	Key2	A39
Radio	FM radio	FM radio
Others	Active noise cancellation with dedicated mic	Unknown

Other features

Other features
Specification	Key2	A39
Dop	Sensors Fingerprint (front-mounted) accelerometer gyro proximity compass - Fast battery charging: 50% in 36 min (Quick Charge 3.0) - Capacitive touch 4-row BlackBerry keyboard - Versions: BBF100-1 (EU Africa AU); BBF100-2 (Canada US LATAM); BBF100-6 (ME APAC India); BBF100-4 (China) Also known as BlackBerry Athena	Sensors Accelerometer proximity compass

BlackBerry Key2 vs Oppo A39

BlackBerry Key2

Oppo A39

Key differences

Physical size

Screen size

Memory variants

Practical features

1. Key2

2. A39

Battery capacity

Specifications

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