Nokia 2660 Flip vs Nokia XR21

Nokia 2660 Flip

Nokia XR21

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 2100 - global version; 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 3, 5, 7, 8, 20 - EU, RUCIS; 1, 3, 5, 7, 8, 20, 28, 38, 40, 41 - MENA, SSA, APAC; 1, 3, 5, 8, 38, 39, 40, 41 - IN, GCR; 1, 2, 3, 4, 5, 7, 8, 28 - LATAM, BR

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 32, 38, 39, 40, 41, 42, 43, 48, 66, 71
5G network

-

5G band 1, 2, 3, 5, 7, 20, 25, 28, 40, 41, 66, 71, 77, 78, 79 SA/NSA
HSDPA speed

-

45.4 Mbps
HSUPA speed

-

5.76 Mbps
EV-DO speed

-

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

-

LTE-A, 750 Mbps download, 211 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

-

Glass front (Gorilla Glass Victus), plastic back, plastic frame
SIM

Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)

Single SIM (Nano-SIM, eSIM) or Dual SIM (Nano-SIM, dual stand-by)
Height

108 mm

168 mm
Width

55 mm

78.6 mm
Thickness

18.9 mm

10.6 mm
Weight

123 g

231 g
Waterproof

-

IP68/IP69K (1.5m and 60 mins)
Dust proof

-

IP68/IP69K
MIL-STD-810H

-

Yes
Colors

Black, Blue, Red

Black, Green

Main camera
Camera type

Single

Dual
Main camera

5 MP

64 MP, (wide) , f/1.8 , 1/2"
(ultrawide) , 8 MP, f/2.2 , 1/4.0" , 1.12 µm
Primary camera resolution

-

9280 x 6920 pixels
Primary camera video

-

4K@30fps, 1080p@30fps
Primary camera flash

LED flash

dual-LED dual-tone flash
Camera features

-

Autofocus, geotagging, panorama, HDR, touch focus, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, speedwarp

Connectivity
WLAN

No

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax
WLAN WiFi Hotspot

-

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C 2.0
USB On-The-Go

-

Yes
Bluetooth

v4.2

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
Bluetooth AptX

-

aptX Adaptive
NFC

No

Yes (market dependent)
GPS

No

Yes, with dual-band A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes
QZSS

-

Yes
NavIC

-

Yes