BlackBerry Bold 9650 vs Samsung Galaxy A51: 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.

Weight

Bold 9650: 36 g lighter

Bold 9650:

136 g

Galaxy A51:

172 g
Width

Bold 9650: 11.6 mm narrower

Bold 9650:

62 mm

Galaxy A51:

73.6 mm
Screen diagonal

Bold 9650: 4.06 in smaller diagonal

Bold 9650:

2.44 in

Galaxy A51:

6.5 in
Rear camera layout

Bold 9650:

Single

Galaxy A51:

Quad
Depth

Galaxy A51: 6.1 mm thinner

Bold 9650:

14 mm

Galaxy A51:

7.9 mm
Height

Bold 9650: 46.5 mm shorter

Bold 9650:

112 mm

Galaxy A51:

158.5 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.

1. Bold 9650

Height:

112 mm
Width:

62 mm
Depth:

14 mm +6.1 mm versus Galaxy A51
2. Galaxy A51

Height:

158.5 mm +46.5 mm versus Bold 9650
Width:

73.6 mm +11.6 mm versus Bold 9650
Depth:

7.9 mm

Weight

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

1. Bold 9650

136 g
2. Galaxy A51

172 g

+36 g versus Bold 9650

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. Bold 9650

Screen diagonal:

2.44 in

Aspect ratio (height:width):

4:3

Approximate rectangular screen area:

18.4 cm²
2. Galaxy A51

Screen diagonal:

6.5 in

Aspect ratio (height:width):

20:9

Approximate rectangular screen area:

102 cm²

Galaxy A51 has approximately 453.3% more rectangular screen area than Bold 9650.

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 Bold 9650, Galaxy A51, compared at the same storage capacity.
Storage	Bold 9650	Galaxy A51
64 GB	Unknown	4 GB RAM
128 GB	Unknown	4 / 6 / 8 GB RAM Alternative RAM configurations

Bold 9650: Original memory entry

512 MB

Practical features

Explicit Yes and No values are shown directly. Qualified or regional records retain their details. Unknown means the record is missing.

1. Bold 9650

NFC:: Unknown
Headphone jack:: Yes
Memory card support:: See details microSD · up to 32 GB (dedicated slot) · 2 GB included

2. Galaxy A51

NFC:: Yes
Headphone jack:: Yes
Memory card support:: See details microSD · up to 1 TB (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. Bold 9650

1400 mAh
2. Galaxy A51

4000 mAh

+2600 mAh versus Bold 9650

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. Bold 96502. Galaxy A51

Everyday essentials

Everyday essentials — specifications for Bold 9650, Galaxy A51.
Specification	Bold 9650	Galaxy A51
Dimensions (HxWxD)	112 Х 62 Х 14 mm	158.5 Х 73.6 Х 7.9 mm
Weight	136 g	172 g
Technology	TFT	Super AMOLED
Screen size	2.44" inch	6.5" inch
Screen resolution	480 x 360 px	1080 x 2400 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	512 MB	64GB 4GB RAM 128GB 4GB RAM 128GB 6GB RAM 128GB 8GB RAM
Memory card support	microSD up to 32 GB (dedicated slot) 2 GB included	microSD up to 1 TB (dedicated slot)
Battery Capacity is not battery life. No endurance test is implied.	1400 mAh Removable Li-Ion	4000 mAh Non-removable Li-Po
Operating system OS	BlackBerry OS	Android 10.0; One UI 2
Chipset	Unknown	Exynos 9611 (10nm)
NFC	Unknown	Yes
Headphone jack	Yes	Yes

Display

Display — specifications for Bold 9650, Galaxy A51.
Specification	Bold 9650	Galaxy A51
Touchscreen	Unknown	capacitive touchscreen
Display colors	65K	16M
Screen area	18.4 cm2	102.0 cm2
Screen format	4:3 (height:width)	20:9 (height:width)
Screen to body ratio	26.6%	87.4%
PPI /points per inch/	246 PPI	405 PPI
Screen protection	Unknown	Corning Gorilla Glass 3

Camera and Video

Camera and Video — specifications for Bold 9650, Galaxy A51.
Specification	Bold 9650	Galaxy A51
Rear camera, main	3.15 MP Single	48 MP Quad
Camera specs	3.15 MP AF	48 MP f/2.0 26mm (wide) 1/2.0" 0.8µm PDAF -12 MP f/2.2 12mm (ultrawide) -5 MP f/2.4 25mm (macro) 1/5.0" 1.12µm -5 MP 1.12µm depth sensor
Functions	LED flash	HDR
Video	Yes	1080p@30fps
Front camera, selfie	0 MP,	32 MP Single
Specifications	Unknown	32 MP f/2.2 26mm (wide) 1/2.8" 0.8µm

Performance

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

Performance — specifications for Bold 9650, Galaxy A51.
Specification	Bold 9650	Galaxy A51
Processor CPU	Unknown	Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
Graphics processor GPU	Unknown	Mali-G72 MP3
Antutu 7 score *	Unknown	155326
Antutu 8 score *	Unknown	186846
GeekBench 5 Single Core *	Unknown	322
GeekBench 5 Multi-Core *	Unknown	1212

General specs

General specs — specifications for Bold 9650, Galaxy A51.
Specification	Bold 9650	Galaxy A51
Release date	2010 April	2019 December
Colors	Black	Prism Crush Black White Blue Pink
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	60 EUR	$280
Battery life	Stand by time- Up to 312 h Talking time- Up to 5 h Music play - Up to 18 h	Talking time- Up to 32 h (3G) Music play - Up to 87 h
Body build	Unknown	Glass front (Gorilla Glass 3) plastic back plastic frame

Communication and Connectivity

Communication and Connectivity — specifications for Bold 9650, Galaxy A51.
Specification	Bold 9650	Galaxy A51
SIM card	Mini-SIM	Single SIM (Nano-SIM)Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) -3G - HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 -4G - LTE (unspecified)
Speed	HSPA 3.6/0.384 Mbps	HSPA LTE-A
GPRS	Class 10	Yes
Edge	Class 10	Yes
Wi-Fi	Wi-Fi 802.11 b/g	Wi-Fi 802.11 a/b/g/n/ac dual-band Wi-Fi Direct hotspot
GPS	Yes with A-GPS	Yes with A-GPS GLONASS GALILEO BDS
USB	microUSB 2.0	2.0 Type-C 1.0 reversible connector USB On-The-Go
Bluetooth	2.1 A2DP	5.0 A2DP LE
Harmful irradiation	SAR - 1.35 W/kg (head) 0.50 W/kg (body) SAR EU - 1.68 W/kg (head) 0.27 W/kg (body)	SAR - 0.80 W/kg (head) 0.67 W/kg (body) SAR EU - 0.37 W/kg (head) 1.59 W/kg (body)

Music and Audio

Music and Audio — specifications for Bold 9650, Galaxy A51.
Specification	Bold 9650	Galaxy A51
Radio	No	FM radio
Others	Unknown	Active noise cancellation with dedicated mic

Other features

Other features — specifications for Bold 9650, Galaxy A51.
Specification	Bold 9650	Galaxy A51
Dop	BlackBerry maps -Document editor (Word Excel PowerPoint PDF) -MP3/WMA/eAAC+ player -MP4/H.263/WMV player -Organizer -Voice memo/dial - Optical trackpad	Sensors Fingerprint (under display optical) accelerometer gyro proximity compass - ANT+ - Fast battery charging 15W - Versions: SM-A515F/DSN (Global); SM-A515F/DS (LATAM); SM-A515F/DST (Brazil); SM-A515F/DSM (Russia); SM-A515F/N (Australia)

BlackBerry Bold 9650 vs Samsung Galaxy A51