Samsung Galaxy S21 Plus 5G vs Oppo Find X9 Ultra

1,210 USD

1,199 USD

Discontinued

Available

Samsung Mobile

Oppo Mobiles

Galaxy S21 Plus

CPH2841, PMA110

2021, February 05

2026, April 21

GSM / CDMA / HSPA / EVDO / LTE / 5G

GSM / HSPA / LTE / 5G

GSM 850 / 900 / 1800 / 1900 - SIM 1- SIM 2 CDMA 800 / 1900 & TD-SCDMA

GSM 850 / 900 / 1800 / 1900

HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO

HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - Global HSDPA 900 / 2100 - India

LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100)

1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 43, 48, 66, 71 - Global 1, 3, 5, 8, 40 - India

SA/NSA/Sub6/mmWave

1, 2, 3, 5, 7, 8, 12, 18, 20, 25, 26, 28, 38, 40, 41, 48, 66, 71, 75, 77, 78, 79, 80, 81, 83, 84, 89 SA/NSA - Global 1, 3, 5, 8, 40 SA/NSA - India

HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G

HSPA, LTE, 5G

Glass front (Corning Gorilla Glass v5), plastic back, aluminum frame, IP68 dust/water resistant (up

163.2 x 77.0 x 8.7 mm or 9.1 mm

202 g (7.13 oz)

235 g (8.29 oz)

IP68 dust/water resistant (up to 1.5m for 30 mins)

Glass front (Gorilla Glass Victus 2), aluminum frame, glass back or silicone polymer back (eco leather) IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)

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

Nano-SIM + Nano-SIM + eSIM (max 2 at a time)

Phantom Black, Phantom Silver, Phantom Violet

Tundra Umber, Canyon Orange, Polar Glacier

Dynamic AMOLED 2X Capacitive Touchscreen, 16M Colors, Multitouch - One UI 3.0

LTPO AMOLED, 1B colors, 144Hz, Dolby Vision, HDR10+, 800 nits (typ), 1800 nits (HBM), 3600 nits (peak)

6.7 inches (17.02 cm)

6.82 inches, 113.0 cm2 (~90.0% screen-to-body ratio)

1440 x 3200 pixels, 20:9 ratio (524 ppi)

1440 x 3168 pixels (~510 ppi density)

Android 11, One UI 3.0

Android 16 up to 5 major Android upgrades, ColorOS 16

Samsung Exynos 2100 Octa 990

Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm)

Octa core (2.84 GHz, Single core, Kryo 680 + 2.42 GHz, Tri core, Kryo 680 + 1.8 GHz, Quad core, Kryo 680)

Octa-core (2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M)

Mali-G77 MP11

Adreno 840

8GB

12GB/16GB

256GB

256GB/512GB/1TB

Up to 512GB

12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS

200 MP, f/1.5, 23mm (wide), 1/1.12", PDAF, OIS

64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom

200 MP, f/2.2, 70mm (periscope telephoto), 1/1.28", PDAF (15cm - ∞), OIS, 3x optical zoom

12 MP, f/2.2, 13mm (ultrawide), 1.4µm, Super Steady video

50 MP, f/3.5, 230mm (periscope telephoto), 1/2.75", PDAF, OIS, 10x optical zoom

Phase Detection autofocus, Exposure compensation, ISO control, Continuos Shooting, High Dynamic Range mode (HDR), Digital Zoom, Auto Flash, Face detection, Touch to focus

Laser AF, color spectrum sensor, Hasselblad Color Calibration, LED flash, HDR, panorama

8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+

8k@30fps, 4K@30/60/120fps, 1080p@30/60/120/240fps; gyro-EIS; Dolby Vision HDR, 10‑bit video, O-Log2, cinematic LUT

50 MP, f/2.0, 14mm, 123˚ (ultrawide), 1/1.95", PDAF

10 MP

50 MP, f/2.4, 21mm (wide), 1/2.75", PDAF

F/2.2, 26mm (wide), 1/3.2", Dual Pixel PDAF, Dual video call, Auto-HDR

Panorama, HDR

4K@30/60fps, 1080p@30fps

4K@30/60fps, 1080p@30/60fps, gyro-EIS, HDR

Li-Po 4800 mAh, non-removable

Si/C Li-Ion 7050 mAh

Fast charging 25W, USB Power Delivery 3.0, Fast Qi/PMA wireless charging 15W, Reverse wireless charging 4.5W

100W wired, 55W PPS, 18W PD/QC 50W wireless 10W reverse wireless Reverse wired

Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer, Bixby natural language, Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+

Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass

Yes

Yes, with stereo speakers

Yes

Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot

Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, Wi-Fi Direct

v5.1 with A2DP, LE

6.0, A2DP, LE, aptX HD, aptX Adaptive, LHDC 5

Yes + A-GPS support & Glonass, BDS, GALILEO

GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), GLONASS, NavIC (L5)

Yes

Yes

USB Type-C 3.2, USB On-The-Go

USB Type-C 3.2, OTG

AnTuTu: 2854496 (v10), 4110112 (v11) GeekBench: 10895 (v6) 3DMark: 7339 (Wild Life Extreme)

1156 nits max brightness (measured)

-25.6 LUFS (Very good)

Active use score 20:10h