Samsung Galaxy S24 Ultra vs Infinix Smart 20 HD

Samsung Galaxy S24 Ultra wins clearly over Infinix Smart 20 HD — 7.9 overall against 5.2. The Samsung Galaxy S24 Ultra launched in 2024; the Infinix Smart 20 HD in 2026. Samsung Galaxy S24 Ultra charges faster — 45W wired against 15W.

Samsung Galaxy S24 Ultra: Specifications are still being confirmed — scores appear as data is verified.

Infinix Smart 20 HD: Limited confirmed specifications — categories without real data are not scored.

Overall winner
Samsung Galaxy S24 Ultra

Samsung Galaxy S24 Ultra

Samsung · Phone

7.9/ 10 — Good

$555.77≈ €496 · ≈ £414≈ converted at today's rate · Buy on Amazon

Full specs & details
Infinix Smart 20 HD

Infinix Smart 20 HD

Infinix · Phone

5.2/ 10 — Below average

Full specs & details

Key highlights

HighlightSamsung Galaxy S24 UltraInfinix Smart 20 HD
ProcessorQualcomm Snapdragon 8 Gen 3 (4 nm)Unisoc T7250 (12 nm)
Display6.8″ · OLED · 120 Hz6.67″ · IPS LCD · 120 Hz
Main camera—8 MP wide (f/2, 1/4.0", 1.12µm)
Battery5,000 mAh · 45W charging5,000 mAh · 15W charging
RAM / Storage—3GB / 64GB

Which is better?

  • Samsung Galaxy S24 Ultra wins clearly over Infinix Smart 20 HD — 7.9 overall against 5.2.
  • Samsung Galaxy S24 Ultra takes 4 of the 5 categories both phones are scored in.
  • Samsung Galaxy S24 Ultra charges faster — 45W wired against 15W.

Category scores

CategorySamsung Galaxy S24 UltraInfinix Smart 20 HD
Display8.8Better5.3
Battery8.0Better6.9
Design & Build7.8Better6.2
Software7.4Better6.0
Audio5.67.8Better
Performance—3.5
Camera—3.5
Call Quality—6.2

Open the interactive comparisonRadar chart, winner highlights and a differences-only view.

Reasons to consider

Samsung Galaxy S24 Ultra

  • Faster charging (45W vs 15W)
  • Larger display (6.8″ vs 6.67″)

Full specifications side by side

SpecificationSamsung Galaxy S24 UltraInfinix Smart 20 HD
Launch
Launch statusAvailableAvailable
Release date20246 Oct 2026
Platform
OSAndroidAndroid
OS versionAndroid 14, up to 7 major upgrades, One UI 6.1.1Android 15, XOS 15.1
Chipset (as published)Qualcomm Snapdragon 8 Gen 3 (4 nm)Unisoc T7250 (12 nm)
CPUOcta-core (1x3.39 GHz Cortex-X4 + 3x3.1 GHz Cortex-A720 + 2x2.9 GHz Cortex-A720 + 2x2.2 GHz Cortex-A520)Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
GPUAdreno 750 (1 GHz)Mali-G57 MP1
Display
Display size6.8″6.67″
Resolution1,440 × 3,120 pixels720 × 1,600 pixels
Panel typeOLEDIPS LCD
Refresh rate120 Hz120 Hz
Brightness (peak)2,600 nits700 nits
Display protectionCorning Gorilla Armor with DX anti-reflective coating—
Samsung Galaxy S24 Ultra wins clearly on Display (8.8 vs 5.3)
Battery
Battery capacity5,000 mAh5,000 mAh
Wired charging45W15W
Wireless chargingYes—
Samsung Galaxy S24 Ultra wins clearly on Battery (8.0 vs 6.9)
Body & build
Dimensions162.3 × 79 × 8.6 mm165.6 × 77 × 8.3 mm
IP ratingIP68—
ColoursTitanium Black, Titanium Gray, Titanium Violet, Titanium Yellow, Titanium Blue, Titanium Green, Titanium OrangeNight Pulse, Silver Dancer, Sunlike Orange
Materials—Glass, Plastic
SIM—Nano-SIM + Nano-SIM
Samsung Galaxy S24 Ultra wins clearly on Design & Build (7.8 vs 6.2)
Connectivity
BluetoothBluetooth 5.3—
NFCYesYes
USBUSB Type-C 3.2, DisplayPort 1.2, OTGUSB Type-C 2.0, OTG
PositioningGPS, GLONASS, GALILEO, BDS, QZSSGPS
Audio
3.5mm jackNoYes
Loudspeaker—Stereo
Features
SensorsAccelerometer, Gyroscope, Proximity, Compass, BarometerAccelerometer, Proximity, Compass
Fingerprint—Side-mounted
Camera
Front cameras12 MP (f/2.2)8 MP wide (f/2, 1/4.0", 1.12µm)
Rear cameras—8 MP wide (f/2, 1/4.0", 1.12µm)
Video (max)—1440p@30fps
Memory
Memory variants (RAM/storage)—3 GB RAM + 64 GB
Card slot—Dedicated slot
Network
Network technologies—2G, 3G, 4G
Additional specifications
Connectivity · InfraredNoYes
Connectivity · RadioNoFM radio
Misc · ModelsSM-S928B, SM-S928B/DS, SM-S928U, SM-S928U1, SM-S928W, SM-S928N, SM-S9280, SM-S928E, SM-S928E/DSX6725
Main Camera · FeaturesLaser AFDual-LED flash, panorama
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