ASUS ROG Phone II ZS660KL vs Realme GT 8

The ASUS ROG Phone II ZS660KL (2019) runs on the Qualcomm Snapdragon 855+, while the Realme GT 8 (2025) runs on the Qualcomm Snapdragon 8 Elite; launch prices were $899 and $350. By overall MobileRank rating, the Realme GT 8 leads — 80/100 vs 52/100 (a 28-point difference). Key differences: the Realme GT 8 has the bigger battery (7000 mAh vs 6000); the main camera is 48 MP vs 50 MP; the Realme GT 8 is faster in AnTuTu (3,126,402 vs 859,084); the Realme GT 8 is noticeably lighter (209g vs 240g).

The Realme GT 8 significantly outperforms the ASUS ROG Phone II ZS660KL by 28 points (80/100 vs 52/100).

Profile comparison

Category scores

ASUS ROG Phone II ZS660KL

Performance 55
Display 79
Camera 39
Battery 53
Portability 20
Value for money 16

Realme GT 8

Performance 91
Display 98
Camera 56
Battery 85
Portability 50
Value for money 94

What makes ASUS ROG Phone II ZS660KL better?


  • Overall rating 52/100

What makes Realme GT 8 better?

  • Higher AnTuTu: 3126402 vs 859084
  • Better Geekbench Single: 3013 vs 1031
  • Better Geekbench Multi: 9287 vs 2864
  • Bigger battery: 7000 vs 6000 mAh
  • Faster charging: 100W vs 30W
  • Better main camera: 50MP vs 48MP
  • Higher refresh rate: 144Hz vs 120Hz
  • Lighter: 209g vs 240g
  • Cheaper at launch: $350 vs $899

  • Higher performance (91/100 vs 55/100)
  • Better camera (56/100 vs 39/100)
  • Longer battery life (85/100 vs 53/100)
  • Better display (98/100 vs 79/100)
  • Better portability (50/100 vs 20/100)

Comparison verdict

Comparing the ASUS ROG Phone II ZS660KL vs the Realme GT 8, the Realme GT 8 scores 28 points higher (80/100 vs 52/100). In the "performance" category, the Realme GT 8 leads (91/100 vs 55/100). In the "camera" category, the Realme GT 8 leads (56/100 vs 39/100). In the "battery" category, the Realme GT 8 leads (85/100 vs 53/100). Value score: ASUS ROG Phone II ZS660KL — 16/100, Realme GT 8 — 94/100; it shows how far a model sits above or below the usual level for its price, and is not part of the overall rating. In the "performance" category, the Realme GT 8 significantly outperforms the ASUS ROG Phone II ZS660KL (91/100 vs 55/100). In the "display" category, the Realme GT 8 notably outperforms the ASUS ROG Phone II ZS660KL (98/100 vs 79/100). In the "camera" category, the Realme GT 8 notably outperforms the ASUS ROG Phone II ZS660KL (56/100 vs 39/100). In the "battery" category, the Realme GT 8 significantly outperforms the ASUS ROG Phone II ZS660KL (85/100 vs 53/100). In the "portability" category, the Realme GT 8 significantly outperforms the ASUS ROG Phone II ZS660KL (50/100 vs 20/100).

Realme GT 8: The Realme GT 8 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.

Specs comparison

Specification ASUS ROG Phone II ZS660KL Realme GT 8
Processor Qualcomm Snapdragon 855+ Qualcomm Snapdragon 8 Elite
AnTuTu 859084 3126402
Geekbench Single 1031 3013
Geekbench Multi 2864 9287
Display 6.6" AMOLED 6.8" AMOLED
Resolution 1080x2340 1440x3136
Refresh rate 120 Hz 144 Hz
Battery 6000 mAh 7000 mAh
Charging 30W 100W
Main camera 48 MP 50 MP
Ultrawide 13 MP 8 MP
Telephoto 0 MP 50 MP
Front camera 24 MP 16 MP
RAM 8GB / 12GB 12GB / 16GB
Storage 128GB / 256GB / 512GB / 1TB 256GB / 512GB / 1TB
OS Android 9.0 / ROG UI Android 16
NFC yes —
Dimensions 171.0×77.6×9.5 mm —
Weight 240 g 209 g
Launch price $899 $350

Camera comparison

ASUS ROG Phone II ZS660KL

  • Main: 48MP f/1.8
  • Ultrawide: 13MP
  • Front: 24MP
39
camera

Realme GT 8

  • Main: 50MP f/1.8
  • Ultrawide: 8MP
  • Telephoto: 50MP
  • Front: 16MP
56
camera

Display comparison

ASUS ROG Phone II ZS660KL

  • 6.6" AMOLED
  • Resolution: 1080x2340
  • Refresh rate: 120 Hz
79
display

Realme GT 8

  • 6.8" AMOLED
  • Resolution: 1440x3136
  • Refresh rate: 144 Hz
98
display

Battery and charging

ASUS ROG Phone II ZS660KL

  • 6000 mAh
  • Wired: 30W
  • No wireless charging
53
battery

Realme GT 8

  • 7000 mAh
  • Wired: 100W
  • Wireless charging: no data
85
battery

Overall performance score

We compared ASUS ROG Phone II ZS660KL and Realme GT 8, covering their specs and all relevant benchmarks.

ASUS ROG Phone II ZS660KL Qualcomm Snapdragon 855+
52/100
859084 AnTuTu
Realme GT 8 Qualcomm Snapdragon 8 Elite
80/100 +72.5%
3126402 AnTuTu

Realme GT 8 leads ASUS ROG Phone II ZS660KL by 72.5% in our overall performance rating.

Benchmarks

Launch prices and where to check today's

ASUS ROG Phone II ZS660KL

$899

Realme GT 8

$350

Launch price difference: $549. Realme GT 8 was $549 cheaper at launch.

Detailed category analysis

performance

In the "performance" category, the Realme GT 8 significantly outperforms the ASUS ROG Phone II ZS660KL (91/100 vs 55/100).

display

In the "display" category, the Realme GT 8 notably outperforms the ASUS ROG Phone II ZS660KL (98/100 vs 79/100).

camera

In the "camera" category, the Realme GT 8 notably outperforms the ASUS ROG Phone II ZS660KL (56/100 vs 39/100).

battery

In the "battery" category, the Realme GT 8 significantly outperforms the ASUS ROG Phone II ZS660KL (85/100 vs 53/100).

portability

In the "portability" category, the Realme GT 8 significantly outperforms the ASUS ROG Phone II ZS660KL (50/100 vs 20/100).

Frequently asked questions

Which is better: the ASUS ROG Phone II ZS660KL or the Realme GT 8?

The Realme GT 8 significantly outperforms the ASUS ROG Phone II ZS660KL by 28 points (80/100 vs 52/100).

What is the rating of the ASUS ROG Phone II ZS660KL and the Realme GT 8?

The ASUS ROG Phone II ZS660KL has a MobileRank rating of 52/100, the Realme GT 8 — 80/100.

Which has the better camera: the ASUS ROG Phone II ZS660KL or the Realme GT 8?

The Realme GT 8 leads on camera score (56/100 vs 39/100).

Which is more powerful: the ASUS ROG Phone II ZS660KL or the Realme GT 8?

The Realme GT 8 leads on performance (91/100 vs 55/100).

Should you choose the ASUS ROG Phone II ZS660KL over the Realme GT 8?

The Realme GT 8 is a better fit for gamers and power users, those who care about battery life, budget-conscious buyers.