Skip to content
specpair

OnePlus Nord N30 vs Samsung Galaxy S21

Updated Apr 2026phones
OnePlus Nord N30
OnePlus
OnePlus Nord N30
$299
7.2/10
VS
Samsung Galaxy S21
Samsung
Samsung Galaxy S21
$799
8.6/10
Winner

The Verdict

Samsung's Galaxy S21 commands a $500 premium over the OnePlus Nord N30, and that difference shows in meaningful ways. The S21's Dynamic AMOLED display nearly doubles the brightness at 1300 nits versus 680 nits, delivering superior outdoor visibility and color accuracy on its smaller 6.2-inch screen. Camera quality separates these phones significantly: the S21 pairs a superior 12 MP sensor with OIS and a dedicated 64 MP telephoto lens for 3x hybrid zoom, while the Nord N30 relies on a 108 MP sensor without stabilization and a mediocre 2 MP depth camera. The S21's Snapdragon 888 processor crushes the Nord N30's 695 chip in real-world performance and sustained workloads. Battery capacity favors the Nord N30 at 5000 mAh versus 4000 mAh, but the S21 offsets this with faster 25W charging and wireless charging capability. Build quality tips toward Samsung with IP68 water resistance versus IP54, aluminum framing, and premium glass. At $299, the Nord N30 offers exceptional value as a budget workhorse with a large battery and smooth 120Hz display. However, the Galaxy S21 remains the superior phone for photography, display quality, and long-term performance, justifying its premium for anyone willing to invest.

ValueNord N30
CameraGalaxy S21
BatteryNord N30
DisplayGalaxy S21
PerformanceGalaxy S21

Who Should Buy

Buy the OnePlus Nord N30 if…

  • 108 MP main camera for high-resolution shots
  • 50W charging is fast for the budget tier
  • 5G connectivity at entry-level price

Buy the Samsung Galaxy S21 if…

  • $200 price cut from S20 launched at $799
  • Lightweight and compact at 169 g
  • 120Hz AMOLED with adaptive refresh

Category Scores

OnePlus Nord N30
Samsung Galaxy S21
Value
8.9
7.8
Camera
6.5
8.9
Battery
8.2
7.1
Display
6.8
9.1
Performance
6.9
9.0

Pros & Cons

OnePlus Nord N30

Pros

  • 108 MP main camera for high-resolution shots
  • 50W charging is fast for the budget tier
  • 5G connectivity at entry-level price
  • Large 6.72-inch display
  • Solid battery life from 5000 mAh

Cons

  • IPS LCD can't match AMOLED contrast or color
  • No NFC for contactless payments
  • Depth sensor barely useful as ultrawide replacement
  • Snapdragon 695 shows its limits in demanding apps
  • No wireless charging

Samsung Galaxy S21

Pros

  • $200 price cut from S20 launched at $799
  • Lightweight and compact at 169 g
  • 120Hz AMOLED with adaptive refresh
  • Snapdragon 888 performance
  • Eye-catching Contour Cut camera design

Cons

  • Plastic (Glasstic) back panel
  • FHD+ only, no QHD option
  • No microSD card slot
  • Slow 25W charging
  • No charger included in the box

Full Specifications

SpecOnePlus Nord N30Samsung Galaxy S21
SoftwareAndroid 13 (OxygenOS 13.1)Android 11, One UI 3.1
Body
Weight193 g169 g
MaterialPlastic back and frameAluminum frame, Glasstic back
IP ratingIP54IP68
Dimensions165.5 x 76.0 x 8.3 mm151.7 x 71.2 x 7.9 mm
Camera
Main camera108 MP, f/1.7512 MP, f/1.8, OIS
Front camera16 MP, f/2.410 MP, f/2.2
Video1080p@60fps8K@24fps, 4K@60fps
Ultrawide2 MP, f/2.4 (depth)12 MP, f/2.2
Telephoto64 MP, f/2.0, 3x hybrid zoom
Memory
RAM8 GB8 GB
Storage options128 GB128 GB, 256 GB
Battery
Capacity5000 mAh4000 mAh
Charging50W SuperVOOC wired25W wired
Wireless chargingNo15W wireless
Display
Size6.72 inches6.2 inches
TypeIPS LCDDynamic AMOLED 2X
Resolution2400 x 10802400 x 1080
Refresh rate120Hz120Hz
Brightness (nits)6801300
Processor
CPUOcta-core (2x2.2 GHz Kryo 660 Gold & 6x1.7 GHz Kryo 660 Silver)Octa-core (1x2.84 GHz + 3x2.42 GHz + 4x1.8 GHz)
GPUAdreno 619Adreno 660
ChipsetQualcomm Snapdragon 695Qualcomm Snapdragon 888
Connectivity
5G
NFC
USBUSB-C 2.0USB-C 3.2
Wi-FiWi-Fi 5Wi-Fi 6
Bluetooth5.15.0

Want to compare a third product?

Add another product for a 3-way comparison.

This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.

Explore more in phones, see all OnePlus products or all Samsung products. View full details for the OnePlus Nord N30 or the Samsung Galaxy S21.