Samsung Galaxy C9 Pro vs vivo Y91: 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

Galaxy C9 Pro:

OLED

Y91:

LCD
Weight

Y91: 25.5 g lighter

Galaxy C9 Pro:

189 g

Y91:

163.5 g
Width

Y91: 5.6 mm narrower

Galaxy C9 Pro:

80.7 mm

Y91:

75.1 mm
Screen diagonal

Galaxy C9 Pro: 0.22 in smaller diagonal

Galaxy C9 Pro:

6 in

Y91:

6.22 in
Chipset

Galaxy C9 Pro:

Qualcomm MSM8976 Pro Snapdragon 653 (28 nm)

Y91:

Qualcomm SDM439 Snapdragon 439 (12 nm)
Rear camera layout

Galaxy C9 Pro:

Single

Y91:

Dual

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. Galaxy C9 Pro

Height:

162.9 mm +7.8 mm versus Y91
Width:

80.7 mm +5.6 mm versus Y91
Depth:

6.9 mm
2. Y91

Height:

155.1 mm
Width:

75.1 mm
Depth:

8.3 mm +1.4 mm versus Galaxy C9 Pro

Weight

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

1. Galaxy C9 Pro

189 g

+25.5 g versus Y91
2. Y91

163.5 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. Galaxy C9 Pro

Screen diagonal:

6 in

Aspect ratio (height:width):

16:9

Approximate rectangular screen area:

99.2 cm²
2. Y91

Screen diagonal:

6.22 in

Aspect ratio (height:width):

19:9

Approximate rectangular screen area:

96.6 cm²

Galaxy C9 Pro has approximately 2.8% more rectangular screen area than Y91.

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 Galaxy C9 Pro, Y91, compared at the same storage capacity.
Storage	Galaxy C9 Pro	Y91
64 GB	6 GB RAM	Unknown

Y91: Original memory entry

32 GB · 3 GB RAM 16 GB · 2 GB RAM

Practical features

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

1. Galaxy C9 Pro

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

2. Y91

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. Galaxy C9 Pro

4000 mAh
2. Y91

4030 mAh

+30 mAh versus Galaxy C9 Pro

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. Galaxy C9 Pro2. Y91

Everyday essentials

Everyday essentials — specifications for Galaxy C9 Pro, Y91.
Specification	Galaxy C9 Pro	Y91
Dimensions (HxWxD)	162.9 Х 80.7 Х 6.9 mm	155.1 Х 75.1 Х 8.3 mm
Weight	189 g	163.5 g
Technology	Super AMOLED	IPS LCD
Screen size	6" inch	6.22" inch
Screen resolution	1080 x 1920 px	720 x 1520 px
Internal memory Recorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.	64 GB 6 GB RAM	32 GB 3 GB RAM 16 GB 2 GB RAM
Memory card support	microSD up to 256 GB (dedicated slot)	microSD up to 256 GB
Battery Capacity is not battery life. No endurance test is implied.	4000 mAh Non-removable	4030 mAh Non-removable Li-Po
Operating system OS	Android 6.0.1 (Marshmallow) upgradable to Android 8.0 (Oreo)	Android 8.1 (Oreo); Funtouch 4.5
Chipset	Qualcomm MSM8976 Pro Snapdragon 653 (28 nm)	Qualcomm SDM439 Snapdragon 439 (12 nm)
NFC	Yes	Unknown
Headphone jack	Yes	Yes

Display

Display — specifications for Galaxy C9 Pro, Y91.
Specification	Galaxy C9 Pro	Y91
Touchscreen	capacitive touchscreen	capacitive touchscreen
Display colors	16M	16M
Screen area	99.2 cm2	96.6 cm2
Screen format	16:9 (height:width)	19:9 (height:width)
Screen to body ratio	75.5%	82.9%
PPI /points per inch/	367 PPI	270 PPI
Screen protection	Corning Gorilla Glass (unspecified version)	Unknown

Camera and Video

Camera and Video — specifications for Galaxy C9 Pro, Y91.
Specification	Galaxy C9 Pro	Y91
Rear camera, main	16 MP Single	13 MP Dual
Camera specs	16 MP PDAF f/1.9	13 MP f/2.2 PDAF -2 MP f/2.4 depth sensor
Functions	Dual-LED dual-tone flash panorama HDR	LED flash panorama
Video	1080p@30fps	1080p@30fps
Front camera, selfie	16 MP Single	8 MP Single
Specifications	16 MP f/1.9	8 MP f/1.8

Performance

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

Performance — specifications for Galaxy C9 Pro, Y91.
Specification	Galaxy C9 Pro	Y91
Processor CPU	Octa-core (4x1.95 GHz Cortex-A72 & 4x1.4 GHz Cortex-A53)	Octa-core (2x1.95 GHz Cortex-A53 & 6x1.45 GHz Cortex A53)
Graphics processor GPU	Adreno 510	Adreno 505
Antutu 7 score *	Unknown	88320
GeekBench 4 Single Core *	1294	Unknown
GeekBench 4 Multi-Core *	4035	Unknown
GeekBench 4 RenderScript *	4099	Unknown
GeekBench 5 Single Core *	215	Unknown
GeekBench 5 Multi-Core *	953	Unknown

General specs

General specs — specifications for Galaxy C9 Pro, Y91.
Specification	Galaxy C9 Pro	Y91
Release date	2016 October	2018 November
Colors	Gold Pink Gold Black	Starry Black Ocean Blue Red (Y91i only)
Historical recorded price Legacy catalogue value; date unknown. Not a current offer.	430 EUR	200 EUR
Body build	Front glass aluminum body	Unknown

Communication and Connectivity

Communication and Connectivity — specifications for Galaxy C9 Pro, Y91.
Specification	Galaxy C9 Pro	Y91
SIM card	Dual SIM (Nano-SIM dual stand-by)	Dual SIM (Nano-SIM dual stand-by)
Network	Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 1900 / 2100 -4G - LTE band 1(2100) 3(1800) 5(850) 40(2300) 41(2500) - India	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) 40(2300) 41(2500)
Speed	HSPA 42.2/5.76 Mbps LTE-A (2CA) Cat6 300/50 Mbps	HSPA 42.2/5.76 Mbps LTE Cat5 150/75 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 b/g/n WiFi Direct hotspot
GPS	Yes with A-GPS GLONASS/ BDS (region dependent)	Yes with A-GPS GLONASS BDS
USB	Type-C 1.0 reversible connector	microUSB 2.0 USB On-The-Go
Bluetooth	4.2 A2DP LE	4.2 A2DP LE
Harmful irradiation	SAR EU - 0.79 W/kg (head) 1.62 W/kg (body)	Unknown

Music and Audio

Music and Audio — specifications for Galaxy C9 Pro, Y91.
Specification	Galaxy C9 Pro	Y91
Radio	Stereo FM radio with RDS	FM radio
Others	Active noise cancellation with dedicated mic	Active noise cancellation with dedicated mic

Other features

Other features — specifications for Galaxy C9 Pro, Y91.
Specification	Galaxy C9 Pro	Y91
Dop	Sensors Fingerprint (front-mounted) accelerometer proximity compass - Fast battery charging -ANT+	Sensors Fingerprint (rear-mounted) accelerometer proximity compass - Also known as vivo Y91i

Samsung Galaxy C9 Pro vs vivo Y91