HMD Arc vs Lava Smart 4 Plus
The HMD Arc (2025) runs on the Unisoc SC9863A, while the Lava Smart 4 Plus (2026) runs on the Unisoc SC9863A. By overall MobileRank rating, the Lava Smart 4 Plus leads — 21/100 vs 20/100 (a 1-point difference).
Profile comparison
Category scores
HMD Arc
Lava Smart 4 Plus
What makes HMD Arc better?
- Better portability (57/100 vs 46/100)
What makes Lava Smart 4 Plus better?
- Higher refresh rate: 90Hz vs 60Hz
- Better display (43/100 vs 31/100)
Comparison verdict
Comparing the HMD Arc vs the Lava Smart 4 Plus, the Lava Smart 4 Plus scores 1 points higher (21/100 vs 20/100). In the "performance" category, both devices are on the same level — 9/100. In the "display" category, the Lava Smart 4 Plus is a bit better (43/100 vs 31/100). In the "camera" category, both devices are on the same level — 10/100. In the "battery" category, both devices are on the same level — 43/100. In the "portability" category, the HMD Arc is a bit better (57/100 vs 46/100).
Specs comparison
| Specification | HMD Arc | Lava Smart 4 Plus | |
|---|---|---|---|
| Processor | Unisoc SC9863A | Unisoc SC9863A | |
| AnTuTu | 153667 | 153667 | |
| Geekbench Single | 205 | 205 | |
| Geekbench Multi | 846 | 846 | |
| Display | 6.5" IPS LCD | 6.8" IPS LCD | |
| Resolution | 576x1280 | 720x1600 | |
| Refresh rate | 60 Hz | 90 Hz | |
| Battery | 5000 mAh | 5000 mAh | |
| Charging | 10W | 10W | |
| Main camera | 13 MP | 13 MP | |
| Front camera | 5 MP | 5 MP | |
| RAM | 4GB | 4GB | |
| Storage | 64GB | 64GB | |
| OS | Android 14 Go | Android 15 | |
| Brightness (peak) | 460 nits | — | |
| NFC | no | no | |
| Protection | IP54 | IP64 | |
| Dimensions | 166.4×76.9×9.0 mm | 165.0×76.1×8.5 mm | |
| Weight | 185 g | — | |
| Launch price | — | — |
Camera comparison
HMD Arc
- Main: 13MP
- Front: 5MP
Lava Smart 4 Plus
- Main: 13MP
- Front: 5MP
Display comparison
HMD Arc
- 6.5" IPS LCD
- Resolution: 576x1280
- Refresh rate: 60 Hz
Lava Smart 4 Plus
- 6.8" IPS LCD
- Resolution: 720x1600
- Refresh rate: 90 Hz
Battery and charging
HMD Arc
- 5000 mAh
- Wired: 10W
- No wireless charging
Lava Smart 4 Plus
- 5000 mAh
- Wired: 10W
- No wireless charging
Overall performance score
We compared HMD Arc and Lava Smart 4 Plus, covering their specs and all relevant benchmarks.
Equal performance based on benchmark results.
Benchmarks
Detailed category analysis
performance
In the "performance" category, both devices are on the same level — 9/100.
display
In the "display" category, the Lava Smart 4 Plus is a bit better (43/100 vs 31/100).
camera
In the "camera" category, both devices are on the same level — 10/100.
battery
In the "battery" category, both devices are on the same level — 43/100.
portability
In the "portability" category, the HMD Arc is a bit better (57/100 vs 46/100).
Frequently asked questions
Which is better: the HMD Arc or the Lava Smart 4 Plus?
The Lava Smart 4 Plus edges out the HMD Arc by just 1 points — the two devices are very close in overall level.
What is the rating of the HMD Arc and the Lava Smart 4 Plus?
The HMD Arc has a MobileRank rating of 20/100, the Lava Smart 4 Plus — 21/100.
Should you choose the HMD Arc over the Lava Smart 4 Plus?
Neither model stands out enough to recommend it for a specific use case: the clearest difference is display — better on the Lava Smart 4 Plus (43/100 vs 31/100).