Nothing Phone (3a) vs Oppo K13

The Nothing Phone (3a) (2025) runs on the Qualcomm Snapdragon 7s Gen 3, while the Oppo K13 (2025) runs on the Qualcomm Snapdragon 6 Gen 4. By overall MobileRank rating, the Nothing Phone (3a) leads — 60/100 vs 55/100 (a 5-point difference). Key differences: the Oppo K13 has the bigger battery (7000 mAh vs 5000); the Nothing Phone (3a) is faster in AnTuTu (1,044,507 vs 969,048).

The Nothing Phone (3a) edges out the Oppo K13 by just 5 points — the two devices are very close in overall level.
Profile comparison
Category scores
Nothing Phone (3a)
Performance 60
Display 79
Camera 61
Battery 48
Portability 54
Value for money 62
Oppo K13
Performance 58
Display 79
Camera 32
Battery 68
Portability 49
Value for money
What makes Nothing Phone (3a) better?
  • Higher AnTuTu: 1044507 vs 969048
  • Better Geekbench Single: 1162 vs 1071
  • Better Geekbench Multi: 3315 vs 3057
  • Lighter: 201g vs 208g

  • Higher performance (60/100 vs 58/100)
  • Better camera (61/100 vs 32/100)
  • Better portability (54/100 vs 49/100)
What makes Oppo K13 better?
  • Bigger battery: 7000 vs 5000 mAh
  • Faster charging: 80W vs 45W

  • Longer battery life (68/100 vs 48/100)
Comparison verdict

Comparing the Nothing Phone (3a) vs the Oppo K13, the Nothing Phone (3a) scores 5 points higher (60/100 vs 55/100). In the "camera" category, the Nothing Phone (3a) leads (61/100 vs 32/100). In the "battery" category, the Oppo K13 leads (68/100 vs 48/100). In the "performance" category, the Nothing Phone (3a) and the Oppo K13 are nearly equal (60/100 vs 58/100). In the "display" category, both devices are on the same level — 79/100. In the "camera" category, the Nothing Phone (3a) notably outperforms the Oppo K13 (61/100 vs 32/100). In the "battery" category, the Oppo K13 notably outperforms the Nothing Phone (3a) (68/100 vs 48/100). In the "portability" category, the Nothing Phone (3a) is a bit better (54/100 vs 49/100).

Nothing Phone (3a): The Nothing Phone (3a) is a better fit for active users.
Oppo K13: The Oppo K13 is a better fit for everyday use.
Specs comparison
Specification Nothing Phone (3a) Oppo K13
Processor Qualcomm Snapdragon 7s Gen 3 Qualcomm Snapdragon 6 Gen 4
AnTuTu 1044507 969048
Geekbench Single 1162 1071
Geekbench Multi 3315 3057
Display 6.8" AMOLED 6.7" AMOLED
Resolution 2392x1080 1080x2400
Refresh rate 120 Hz 120 Hz
Battery 5000 mAh 7000 mAh
Charging 45W 80W
Main camera 50 MP 50 MP
Ultrawide 8 MP 0 MP
Telephoto 50 MP 0 MP
Front camera 32 MP 16 MP
RAM 8GB / 12GB 8GB
Storage 128GB / 256GB 128GB / 256GB
OS Android 15 / Nothing OS 3.1 Android 15, up to 2 major Android upgrades, ColorOS 15
Brightness (peak) 3000 nits 1200 nits
NFC yes
Protection IP54 IP65
Dimensions 163.5×77.5×8.4 mm 163.2×76.1×8.5 mm
Weight 201 g 208 g
Launch price $329
Camera comparison
Nothing Phone (3a)
  • Main: 50MP f/f/1.9
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 32MP
61
camera
Oppo K13
  • Main: 50MP f/f/1.9
  • Front: 16MP
32
camera
Display comparison
Nothing Phone (3a)
  • 6.8" AMOLED
  • Resolution: 2392x1080
  • Refresh rate: 120 Hz
79
display
Oppo K13
  • 6.7" AMOLED
  • Resolution: 1080x2400
  • Refresh rate: 120 Hz
79
display
Battery and charging
Nothing Phone (3a)
  • 5000 mAh
  • Wired: 45W
  • No wireless charging
48
battery
Oppo K13
  • 7000 mAh
  • Wired: 80W
  • No wireless charging
68
battery
Overall performance score

We compared Nothing Phone (3a) and Oppo K13, covering their specs and all relevant benchmarks.

Nothing Phone (3a) Qualcomm Snapdragon 7s Gen 3
60/100
1044507 AnTuTu
Oppo K13 Qualcomm Snapdragon 6 Gen 4
55/100 -7.8%
969048 AnTuTu

Nothing Phone (3a) leads Oppo K13 by 7.8% in our overall performance rating.

Benchmarks
Launch prices and where to check today's
Nothing Phone (3a)
$329
Oppo K13
Price unknown
Detailed category analysis
performance

In the "performance" category, the Nothing Phone (3a) and the Oppo K13 are nearly equal (60/100 vs 58/100).

display

In the "display" category, both devices are on the same level — 79/100.

camera

In the "camera" category, the Nothing Phone (3a) notably outperforms the Oppo K13 (61/100 vs 32/100).

battery

In the "battery" category, the Oppo K13 notably outperforms the Nothing Phone (3a) (68/100 vs 48/100).

portability

In the "portability" category, the Nothing Phone (3a) is a bit better (54/100 vs 49/100).

Frequently asked questions
Which is better: the Nothing Phone (3a) or the Oppo K13?

The Nothing Phone (3a) edges out the Oppo K13 by just 5 points — the two devices are very close in overall level.

What is the rating of the Nothing Phone (3a) and the Oppo K13?

The Nothing Phone (3a) has a MobileRank rating of 60/100, the Oppo K13 — 55/100.

Which has the better camera: the Nothing Phone (3a) or the Oppo K13?

The Nothing Phone (3a) leads on camera score (61/100 vs 32/100).

Should you choose the Nothing Phone (3a) over the Oppo K13?

The Nothing Phone (3a) is a better fit for active users. The Oppo K13 is a better fit for everyday use.