Screen size
1L Pro (2021)Winner: 6.1"+9.8%
Flash (2017)5.5"
Quick verdict
Flash (2017) leads the measured specs 8-3.
Measured wins
1L Pro (2021)
3
spec wins
Ties
6
equal specs
Flash (2017)
8
spec wins
Overall winner
Screen size
Technology
1L Pro (2021)
GSM / HSPA / LTE
Flash (2017)
GSM / HSPA / LTE
2G bands
1L Pro (2021)
GSM 850 / 900 / 1800 / 1900
Flash (2017)
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bands
1L Pro (2021)
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
Flash (2017)
HSDPA 850 / 900 / 1900 / 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
equal specsMain camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
USB
5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Flash (2017)
1, 3, 5, 7, 8, 20, 38, 39, 40, 41
Speed
1L Pro (2021)
HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps
Flash (2017)
HSPA, LTE
Announced
1L Pro (2021)
2021, June 25
Flash (2017)
2017, April. Released 2017, May
Status
1L Pro (2021)
Available. Released 2021, Q2
Flash (2017)
Discontinued
Dimensions
1L Pro (2021)
156.4 x 74.8 x 9.7 mm (6.16 x 2.94 x 0.38 in)
Flash (2017)
152.6 x 75.4 x 8.7 mm (6.01 x 2.97 x 0.34 in)
Weight
1L Pro (2021)
190 g (6.70 oz)
Flash (2017)
155 g (5.47 oz)
Build
1L Pro (2021)
Glass front, plastic back, plastic frame
Flash (2017)
-
SIM
1L Pro (2021)
· Nano-SIM· Nano-SIM + Nano-SIM
Flash (2017)
Nano-SIM + Nano-SIM
Type
1L Pro (2021)
IPS LCD
Flash (2017)
IPS LCD
Size
1L Pro (2021)
6.1 inches, 91.3 cm2 (~78.1% screen-to-body ratio)
Flash (2017)
5.5 inches, 83.4 cm2 (~72.5% screen-to-body ratio)
Resolution
1L Pro (2021)
720 x 1560 pixels, 19.5:9 ratio (~282 ppi density)
Flash (2017)
1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Protection
1L Pro (2021)
-
Flash (2017)
Asahi Dragontrail Glass, oleophobic coating
OS
1L Pro (2021)
Android 11 (Go edition)
Flash (2017)
Android 6.0 (Marshmallow)
Chipset
1L Pro (2021)
Unisoc SC9863A (28 nm)
Flash (2017)
Mediatek MT6797 Helio X20 (20 nm)
CPU
1L Pro (2021)
Octa-core (4x1.6 GHz Cortex-A55 & 4x1.2 GHz Cortex-A55)
Flash (2017)
Deca-core (2x2.3 GHz Cortex-A72, 4x1.9 GHz Cortex-A53, 4x1.4 GHz Cortex-A53)
GPU
1L Pro (2021)
IMG8322
Flash (2017)
Mali-T880 MP4
Card slot
1L Pro (2021)
microSDXC (uses shared SIM slot)
Flash (2017)
microSDXC
Internal
1L Pro (2021)
32GB 2GB RAM
Flash (2017)
32GB 3GB RAM
Other
1L Pro (2021)
eMMC 5.1
Flash (2017)
-
Dual
1L Pro (2021)
13 MP, f/2.2, 26mm (wide), 1/3.06", 1.12µm, AF Auxiliary lens
Flash (2017)
-
Features
1L Pro (2021)
LED flash, HDR, panorama
Flash (2017)
Dual-LED dual-tone flash, panorama
Video
1L Pro (2021)
1080p@30fps
Flash (2017)
4K@30fps, 1080p@60fps
Single
1L Pro (2021)
-
Flash (2017)
13 MP, f/2.0, 1/3.1", 1.12µm, PDAF 13 MP B/W, f/2.0, 1/3.1", 1.12µm, PDAF
Single
1L Pro (2021)
5 MP, f/2.2, 27mm (wide), 1/5.0", 1.12µm
Flash (2017)
-
Features
1L Pro (2021)
HDR
Flash (2017)
Dual-LED dual-tone flash
Video
1L Pro (2021)
1080p@30fps
Flash (2017)
1080p@30fps
Dual
1L Pro (2021)
-
Flash (2017)
8 MP, f/2.0, AF 5 MP, depth sensor
Loudspeaker
1L Pro (2021)
Yes
Flash (2017)
Yes
3.5mm jack
1L Pro (2021)
Yes
Flash (2017)
Yes
WLAN
1L Pro (2021)
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Flash (2017)
Wi-Fi 802.11 b/g/n, Wi-Fi Direct
Bluetooth
1L Pro (2021)
4.2, A2DP
Flash (2017)
4.1, A2DP
Positioning
1L Pro (2021)
GPS
Flash (2017)
GPS, GLONASS, BDS
NFC
1L Pro (2021)
No
Flash (2017)
No
Radio
1L Pro (2021)
FM radio
Flash (2017)
FM radio
USB
1L Pro (2021)
microUSB 2.0, OTG
Flash (2017)
USB Type-C, OTG
Sensors
1L Pro (2021)
Fingerprint (rear-mounted), accelerometer, proximity
Flash (2017)
Fingerprint (rear-mounted), accelerometer, proximity, compass
Type
1L Pro (2021)
Li-Ion 3000 mAh
Flash (2017)
Li-Ion 3100 mAh, non-removable
Stand-by
1L Pro (2021)
-
Flash (2017)
Up to 466 h (3G)
Talk time
1L Pro (2021)
-
Flash (2017)
Up to 20 h (3G)
Colors
1L Pro (2021)
Power Grey, Twilight Blue
Flash (2017)
Titanium Grey
Price
1L Pro (2021)
About 110 EUR
Flash (2017)
-
Models
1L Pro (2021)
-
Flash (2017)
FL03