Infinix Note 40X 5G vs Infinix Smart 20

At a glance

Brand: Infinix; Infinix
Release date: August 2024, 1 year ago; March 2026, 1 month ago
AnTuTu: 405.000 Antutu v10 Overall performance better than 66% of devices; 262.000 Antutu v10 Overall performance better than 60% of devices

Size: 6.78"; 6.78"
Resolution: 1080 x 2460 px FHD+; 720 x 1576 px HD+
Type: LCD IPS; LCD
Density: 396 ppi High Density; 256 ppi Medium Density
Aspect ratio: 20:9; 20:9
Features: Hole-punch Notch, Refresh rate 120 Hz, Peak brightness - 900 cd/m², TÜV Rheinland Eye Comfort Certification, DCI-P3, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless; Hole-punch Notch, Refresh rate 120 Hz, Touch sampling rate 180 Hz, Touch sampling rate 360 Hz, Brightnes 500 cd/m² (typ), Peak brightness - 900 cd/m², TÜV Rheinland Eye Comfort Certification, DCI-P3, 10 Bits panel, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Chipset: MediaTek Dimensity 6300; MediaTek Helio G81 Ultra
CPU: 2x2.4 GHz ARM Cortex A76 +6x2.0 GHz ARM Cortex A55; 2x Cortex A75 2.0 GHz + 6x Cortex A55 1.8 GHz
CPU type: Octa-Core; Octa-Core
Process: 6 nm; 12 nm
Frequency: 2.4 GHz; 2 GHz
GPU: Arm Mali-G57 MC2; Mali-G52 MC2
RAM: 8 GB; 4 GB
RAM type: LPDDR4X RAM; LPDDR4X RAM
64-bit: Yes; Yes

Resolution: 108 Mpx; 8 Mpx
Aperture: ƒ/ 1.8; ƒ/ 1.9
Sensor: Samsung HM6; —
Pixel size: 0.80 µm; —
Sensor size: 1/1.67"; —
Flash: Quad LED; Dual LED
Optical stabilization: Yes; No
Slow motion: No, 30 fps; Yes, 120 fps
Features: Digital zoom, Triple camera, Digital image stabilization, Optical Stabilization (OIS), Autofocus, Touch focus, Phase detection autofocus (PDAF), Laser autofocus (LAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, Front Flash; Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer

Capacity: 5000 mAh; 5200 mAh
Type: Li-Polymer; Li-Polymer
Fast charge: Yes , 18.0W; Yes , 15.0W
Wireless charging: 20W wireless charge, Reverse wireless charging; —
Features: Bypass Charging, Wireless charging, Reverse charging, Non-removable; Reverse charging, Non-removable

Dimensions: 76.5 mm 168.9 mm 8.3 mm Print 3D Model; 78.8 mm 167.7 mm 7.7 mm Print 3D Model
Weight: 201 g; 188 g
Materials: Plastic; Glass , Faux leather
Colors: Black Blue Green; Black Blue Silver Orange
Water/dust resistance: IP53; IP54
Usable surface: 85 %; 87 %

Operating system: Android 14 Upside-down cake Android 14; Android 16 Android 16
Updates: OS updates: 2 years, Security updates: 3 years; OS updates: 2 years, Security updates: 3 years
Google services: With Google Mobile Services; With Google Mobile Services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 5.2 LELow energy consumption; Bluetooth 5.2 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy)
Wi-Fi: 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Wi-Fi features: Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB: USB Type-C; USB Type-C
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou; GPS, A-GPS, GLONASS, Beidou

5G: n1 (2100), n3 (1800), n5 (850), n7 (2600), n8 (900), n12 (700), n20 (800), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n66 (1700), n77 (3700), n78 (3500); —
4G LTE: B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500), B66 (1700/2100); B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B13 (700), B17 (700), B20 (800), B25 (1900+), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
3G: B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900); B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B2 (1900), B3 (1800), B5 (850), B8 (900)