Infinix Smart3 Plus vs Xiaomi 18 Pro Max

The Infinix Smart3 Plus (2019) runs on the MediaTek Helio A22, while the Xiaomi 18 Pro Max (2026) runs on the Qualcomm Snapdragon 8 Elite Extreme Gen 6. By overall MobileRank rating, the Xiaomi 18 Pro Max leads — 92/100 vs 18/100 (a 74-point difference). Key differences: the Xiaomi 18 Pro Max has the bigger battery (8500 mAh vs 3500); the main camera is 13 MP vs 200 MP; the Xiaomi 18 Pro Max is faster in AnTuTu (5,001,234 vs 155,362); the Xiaomi 18 Pro Max has NFC for contactless payments, the Infinix Smart3 Plus doesn't; the Infinix Smart3 Plus is noticeably lighter (148g vs 235g).

The Xiaomi 18 Pro Max significantly outperforms the Infinix Smart3 Plus by 74 points (92/100 vs 18/100).

Profile comparison

Category scores

Infinix Smart3 Plus

Performance 10
Display 39
Camera 10
Battery 15
Portability 85
Value for money —

Xiaomi 18 Pro Max

Performance 100
Display 82
Camera 100
Battery 92
Portability 33
Value for money 96

What makes Infinix Smart3 Plus better?

  • Lighter: 148g vs 235g

  • Better portability (85/100 vs 33/100)

What makes Xiaomi 18 Pro Max better?

  • Higher AnTuTu: 5001234 vs 155362
  • Better Geekbench Single: 4327 vs 300
  • Better Geekbench Multi: 12873 vs 486
  • Bigger battery: 8500 vs 3500 mAh
  • Better main camera: 200MP vs 13MP

  • Higher performance (100/100 vs 10/100)
  • Better camera (100/100 vs 10/100)
  • Longer battery life (92/100 vs 15/100)
  • Better display (82/100 vs 39/100)

Comparison verdict

Comparing the Infinix Smart3 Plus vs the Xiaomi 18 Pro Max, the Xiaomi 18 Pro Max scores 74 points higher (92/100 vs 18/100). In the "performance" category, the Xiaomi 18 Pro Max leads (100/100 vs 10/100). In the "camera" category, the Xiaomi 18 Pro Max leads (100/100 vs 10/100). In the "battery" category, the Xiaomi 18 Pro Max leads (92/100 vs 15/100). In the "performance" category, the Xiaomi 18 Pro Max significantly outperforms the Infinix Smart3 Plus (100/100 vs 10/100). In the "display" category, the Xiaomi 18 Pro Max significantly outperforms the Infinix Smart3 Plus (82/100 vs 39/100). In the "camera" category, the Xiaomi 18 Pro Max significantly outperforms the Infinix Smart3 Plus (100/100 vs 10/100). In the "battery" category, the Xiaomi 18 Pro Max significantly outperforms the Infinix Smart3 Plus (92/100 vs 15/100). In the "portability" category, the Infinix Smart3 Plus significantly outperforms the Xiaomi 18 Pro Max (85/100 vs 33/100).

Xiaomi 18 Pro Max: The Xiaomi 18 Pro Max is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.

Specs comparison

Specification Infinix Smart3 Plus Xiaomi 18 Pro Max
Processor MediaTek Helio A22 Qualcomm Snapdragon 8 Elite Extreme Gen 6
AnTuTu 155362 5001234
Geekbench Single 300 4327
Geekbench Multi 486 12873
Display 6.2" LTPS IPS LCD 6.9" LTPO AMOLED
Resolution 720x1520 1208x2624
Refresh rate — 120 Hz
Battery 3500 mAh 8500 mAh
Charging — 100W
Wireless charging — 50W
Main camera 13 MP 200 MP
Ultrawide 0 MP 50 MP
Telephoto 0 MP 200 MP
Front camera 8 MP 50 MP
RAM 3GB 12GB / 16GB
Storage 32GB 256GB / 512GB / 1TB
OS Android 9.0 (Pie) Android 17
Brightness (peak) — 4000 nits
NFC no yes
Protection — IP68/IP69
Dimensions 157.0×76.0×7.8 mm 163.4×77.6×8.4 mm
Weight 148 g 235 g
Launch price — $986

Camera comparison

Infinix Smart3 Plus

  • Main: 13MP f/1.8
  • Front: 8MP
10
camera

Xiaomi 18 Pro Max

  • Main: 200MP f/1.7
  • Ultrawide: 50MP
  • Telephoto: 200MP
  • Front: 50MP
100
camera

Display comparison

Infinix Smart3 Plus

  • 6.2" LTPS IPS LCD
  • Resolution: 720x1520
  • Refresh rate: —
39
display

Xiaomi 18 Pro Max

  • 6.9" LTPO AMOLED
  • Resolution: 1208x2624
  • Refresh rate: 120 Hz
82
display

Battery and charging

Infinix Smart3 Plus

  • 3500 mAh
  • Wireless charging: no data
15
battery

Xiaomi 18 Pro Max

  • 8500 mAh
  • Wired: 100W
  • Wireless: 50W
92
battery

Overall performance score

We compared Infinix Smart3 Plus and Xiaomi 18 Pro Max, covering their specs and all relevant benchmarks.

Infinix Smart3 Plus MediaTek Helio A22
18/100
155362 AnTuTu
Xiaomi 18 Pro Max Qualcomm Snapdragon 8 Elite Extreme Gen 6
92/100 +96.9%
5001234 AnTuTu

Xiaomi 18 Pro Max leads Infinix Smart3 Plus by 96.9% in our overall performance rating.

Benchmarks

Launch prices and where to check today's

Infinix Smart3 Plus

Price unknown

Xiaomi 18 Pro Max

$986

Detailed category analysis

performance

In the "performance" category, the Xiaomi 18 Pro Max significantly outperforms the Infinix Smart3 Plus (100/100 vs 10/100).

display

In the "display" category, the Xiaomi 18 Pro Max significantly outperforms the Infinix Smart3 Plus (82/100 vs 39/100).

camera

In the "camera" category, the Xiaomi 18 Pro Max significantly outperforms the Infinix Smart3 Plus (100/100 vs 10/100).

battery

In the "battery" category, the Xiaomi 18 Pro Max significantly outperforms the Infinix Smart3 Plus (92/100 vs 15/100).

portability

In the "portability" category, the Infinix Smart3 Plus significantly outperforms the Xiaomi 18 Pro Max (85/100 vs 33/100).

Frequently asked questions

Which is better: the Infinix Smart3 Plus or the Xiaomi 18 Pro Max?

The Xiaomi 18 Pro Max significantly outperforms the Infinix Smart3 Plus by 74 points (92/100 vs 18/100).

What is the rating of the Infinix Smart3 Plus and the Xiaomi 18 Pro Max?

The Infinix Smart3 Plus has a MobileRank rating of 18/100, the Xiaomi 18 Pro Max — 92/100.

Which has the better camera: the Infinix Smart3 Plus or the Xiaomi 18 Pro Max?

The Xiaomi 18 Pro Max leads on camera score (100/100 vs 10/100).

Which is more powerful: the Infinix Smart3 Plus or the Xiaomi 18 Pro Max?

The Xiaomi 18 Pro Max leads on performance (100/100 vs 10/100).

Should you choose the Infinix Smart3 Plus over the Xiaomi 18 Pro Max?

The Xiaomi 18 Pro Max is a better fit for gamers and power users, mobile photography enthusiasts, those who care about battery life, budget-conscious buyers.