Screen size
1L Pro (2021)Winner: 6.1"+34%
OT-9914.0"
Quick verdict
1L Pro (2021) leads the measured specs 11-2.
Measured wins
1L Pro (2021)
11
spec wins
Overall winner
Ties
4
equal specs
OT-991
2
spec wins
Screen size
Technology
1L Pro (2021)
GSM / HSPA / LTE
OT-991
GSM / HSPA
2G bands
1L Pro (2021)
GSM 850 / 900 / 1800 / 1900
OT-991
GSM 850 / 900 / 1800 / 1900
3G bands
1L Pro (2021)
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
OT-991
HSDPA 850 / 1900 / 2100 , HSDPA 850 / 1700 / 2100
4G bands
1L Pro (2021)
2, 3, 4, 5, 7, 8, 12, 17, 28, 66 - USA
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
Main camera
Front camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
equal specs5G support
equal specsNFC
3.5mm jack
equal specsSD card
equal specsStereo speakers
OT-991
-
Speed
1L Pro (2021)
HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps
OT-991
HSPA 7.2/0.384 Mbps
Announced
1L Pro (2021)
2021, June 25
OT-991
2012, February. Released 2012, Q3
Status
1L Pro (2021)
Available. Released 2021, Q2
OT-991
Discontinued
Dimensions
1L Pro (2021)
156.4 x 74.8 x 9.7 mm (6.16 x 2.94 x 0.38 in)
OT-991
122 x 68 x 10.8 mm (4.80 x 2.68 x 0.43 in)
Weight
1L Pro (2021)
190 g (6.70 oz)
OT-991
131.3 g (4.62 oz)
Build
1L Pro (2021)
Glass front, plastic back, plastic frame
OT-991
-
SIM
1L Pro (2021)
· Nano-SIM· Nano-SIM + Nano-SIM
OT-991
Mini-SIM
Type
1L Pro (2021)
IPS LCD
OT-991
TFT, 256K colors
Size
1L Pro (2021)
6.1 inches, 91.3 cm2 (~78.1% screen-to-body ratio)
OT-991
4.0 inches, 47.6 cm2 (~57.4% screen-to-body ratio)
Resolution
1L Pro (2021)
720 x 1560 pixels, 19.5:9 ratio (~282 ppi density)
OT-991
320 x 480 pixels, 3:2 ratio (~144 ppi density)
OS
1L Pro (2021)
Android 11 (Go edition)
OT-991
Android 2.3 (Gingerbread)
Chipset
1L Pro (2021)
Unisoc SC9863A (28 nm)
OT-991
Mediatek MT6573 (65 nm)
CPU
1L Pro (2021)
Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
OT-991
800 MHz Cortex-A9
GPU
1L Pro (2021)
IMG8322
OT-991
PowerVR SGX531
Card slot
1L Pro (2021)
microSDXC (uses shared SIM slot)
OT-991
microSDHC (dedicated slot)
Internal
1L Pro (2021)
32GB 2GB RAM
OT-991
150MB
Other
1L Pro (2021)
eMMC 5.1
OT-991
-
Dual
1L Pro (2021)
13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, AF Auxiliary lens
OT-991
-
Features
1L Pro (2021)
LED flash, HDR, panorama
OT-991
LED flash
Video
1L Pro (2021)
1080p@30fps
OT-991
Yes
Single
1L Pro (2021)
-
OT-991
3.15 MP
Single
1L Pro (2021)
5 MP, f/2.2, 27mm (wide), 1/5.0", 1.12µm
OT-991
Yes
Features
1L Pro (2021)
HDR
OT-991
-
Video
1L Pro (2021)
1080p@30fps
OT-991
Loudspeaker
1L Pro (2021)
Yes
OT-991
Yes
3.5mm jack
1L Pro (2021)
Yes
OT-991
Yes
WLAN
1L Pro (2021)
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
OT-991
Wi-Fi 802.11 b/g/n, hotspot
Bluetooth
1L Pro (2021)
4.2, A2DP
OT-991
4.0, A2DP
Positioning
1L Pro (2021)
GPS
OT-991
GPS, A-GPS
NFC
1L Pro (2021)
No
OT-991
-
Radio
1L Pro (2021)
FM radio
OT-991
Stereo FM radio, RDS
USB
1L Pro (2021)
microUSB 2.0, OTG
OT-991
microUSB 2.0
Sensors
1L Pro (2021)
Fingerprint (rear-mounted), accelerometer, proximity
OT-991
Accelerometer, proximity, compass
Other
1L Pro (2021)
-
OT-991
MP3/AAC+/WAV/WMA player MP4/H.264 player Document viewer Photo viewer/editor Organizer Voice memo Predictive text input
Type
1L Pro (2021)
Li-Ion 3000 mAh
OT-991
Removable Li-Ion 1500 mAh battery
Stand-by
1L Pro (2021)
-
OT-991
Up to 400 h
Talk time
1L Pro (2021)
-
OT-991
Up to 12 h (2G) / Up to 10 h (3G)
Colors
1L Pro (2021)
Power Grey, Twilight Blue
OT-991
Black, White
Price
1L Pro (2021)
About 110 EUR
OT-991
About 130 EUR
SAR EU
1L Pro (2021)
-
OT-991
0.54 W/kg (head) 0.84 W/kg (body)