Screen size
G9 Pro6.3"
S91 ProWinner: 6.5"+3.1%
Quick verdict
G9 Pro leads the measured specs 6-5.
Measured wins
G9 Pro
6
spec wins
Overall winner
Ties
7
equal specs
S91 Pro
5
spec wins
Screen size
Technology
G9 Pro
GSM / HSPA / LTE
S91 Pro
GSM / HSPA / LTE
2G bands
G9 Pro
GSM 850 / 900 / 1800 / 1900
S91 Pro
GSM 850 / 900 / 1800 / 1900
3G bands
G9 Pro
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
S91 Pro
HSDPA 850 / 900 / 1700 / 1900 / 2100
4G bands
G9 Pro
1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
equal specsStorage
equal specsMain camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
S91 Pro
1, 2, 3, 4, 5, 7, 12, 13, 17, 28, 66
Speed
G9 Pro
HSPA 42.2/5.76 Mbps, LTE (2CA) Cat6 300/50 Mbps
S91 Pro
HSPA, LTE
Announced
G9 Pro
2019, August. Released 2019, August
S91 Pro
2022, July . Released 2022, July
Status
G9 Pro
Discontinued
S91 Pro
Discontinued
Dimensions
G9 Pro
157 x 75.1 x 8.6 mm (6.18 x 2.96 x 0.34 in)
S91 Pro
164.7 x 76 x 8.9 mm (6.48 x 2.99 x 0.35 in)
Weight
G9 Pro
183 g (6.46 oz)
S91 Pro
202 g (7.13 oz)
SIM
G9 Pro
Nano-SIM + Nano-SIM
S91 Pro
Nano-SIM + Nano-SIM
Type
G9 Pro
IPS LCD
S91 Pro
IPS LCD
Size
G9 Pro
6.3 inches, 97.4 cm2 (~82.6% screen-to-body ratio)
S91 Pro
6.5 inches, 102.0 cm2 (~81.5% screen-to-body ratio)
Resolution
G9 Pro
1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)
S91 Pro
720 x 1600 pixels, 20:9 ratio (~270 ppi density)
OS
G9 Pro
Android 9.0 (Pie), planned upgrade to Android 10
S91 Pro
Android 12
Chipset
G9 Pro
Mediatek MT6771 Helio P60 (12 nm)
S91 Pro
Mediatek MT6765V/CB Helio G37 (12 nm)
CPU
G9 Pro
Octa-core (4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53)
S91 Pro
Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPU
G9 Pro
Mali-G72 MP3
S91 Pro
PowerVR GE8320
Card slot
G9 Pro
microSDXC
S91 Pro
microSDXC
Internal
G9 Pro
128GB 4GB RAM
S91 Pro
128GB 4GB RAM
Other
G9 Pro
eMMC 5.1
S91 Pro
-
Triple
G9 Pro
48 MP, f/1.8, 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, (ultrawide) Auxiliary lens
S91 Pro
50 MP, f/1.8 (wide), 0.7µm, PDAF 2 MP, f/2.4, 115˚ (ultrawide) Auxiliary lens
Features
G9 Pro
LED flash, HDR, panorama
S91 Pro
Dual-LED flash, HDR, panorama
Video
G9 Pro
1080p@30fps
S91 Pro
1080p@30fps
Single
G9 Pro
16 MP, f/2.0
S91 Pro
13 MP
Video
G9 Pro
1080p@30fps
S91 Pro
1080p@30fps
Loudspeaker
G9 Pro
Yes
S91 Pro
Yes
3.5mm jack
G9 Pro
Yes
S91 Pro
Yes
WLAN
G9 Pro
Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct
S91 Pro
Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct
Bluetooth
G9 Pro
4.1, A2DP, LE
S91 Pro
5.0, A2DP, LE
Positioning
G9 Pro
GPS
S91 Pro
GPS
NFC
G9 Pro
No
S91 Pro
No
Radio
G9 Pro
FM radio
S91 Pro
FM radio
USB
G9 Pro
USB Type-C 2.0, OTG
S91 Pro
USB Type-C 2.0, OTG
Sensors
G9 Pro
Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
S91 Pro
Fingerprint (rear-mounted), accelerometer, proximity, compass
Type
G9 Pro
Li-Po 4000 mAh, non-removable
S91 Pro
Li-Po 5000 mAh
Charging
G9 Pro
18W wired 10W wireless (Qi)
S91 Pro
-
Stand-by
G9 Pro
Up to 625 h (3G)
S91 Pro
-
Talk time
G9 Pro
Up to 21 h (3G)
S91 Pro
-
Colors
G9 Pro
Nightfall, Black
S91 Pro
Black, Mint Green
Price
G9 Pro
-
S91 Pro
About 180 EUR