Acer Predator Helios 18 AI (PH18-I71) vs Lenovo ThinkPad T1g Gen 9
63.6Performancechip62.6
54.7Display39.6
98.7Battery86.7
20Portability57.5
4 spec wins — Acer Predator Helios 18 AI (PH18-I71)4 spec wins — Lenovo ThinkPad T1g Gen 9
InnoReviews verdict
This one is close to a dead heat: Acer Predator Helios 18 AI (PH18-I71) scores 61.2 against 61.2 for Lenovo ThinkPad T1g Gen 9. Pick by the categories that matter to you — Acer Predator Helios 18 AI (PH18-I71) edges ahead in display and battery, or by price.
Which would you pick?
Key differences
Reasons to pick the Acer Predator Helios 18 AI (PH18-I71)
- Stronger display score: 55 vs 40
- Stronger battery score: 99 vs 87
- 100% higher Refresh rate: 120 Hz vs 60 Hz
- 25% higher Peak brightness: 1,000 nits vs 800 nits
- 13% higher Screen size: 18 ″ vs 16 ″
Reasons to pick the Lenovo ThinkPad T1g Gen 9
- Stronger portability score: 58 vs 20
- 100% higher RAM: 64 GB vs 32 GB
- 100% higher storage: 2,048 GB vs 1,024 GB
- 47% lower weight: 1.84 kg vs 3.5 kg
- 30% lower thickness: 20.6 mm vs 29.6 mm
Display
| Spec | Acer Predator Helios 18 AI (PH18-I71) | Lenovo ThinkPad T1g Gen 9 |
|---|---|---|
| Screen size | 18 ″+13% | 16 ″ |
| Panel type | Mini LED (Dual-Mode: 4K 120Hz / FHD 240Hz, G-SYNC) | IPS |
| Resolution | 3840x2400 | 3840x2400 |
| Refresh rate | 120 Hz+100% | 60 Hz |
| Peak brightness | 1,000 nits+25% | 800 nits |
Performance
| Spec | Acer Predator Helios 18 AI (PH18-I71) | Lenovo ThinkPad T1g Gen 9 |
|---|---|---|
| Processor | Intel Core Ultra 9 290HX Plus | Intel Core Ultra 7 366H |
| Graphics | NVIDIA GeForce RTX 5090 Laptop GPU (24GB GDDR7) | NVIDIA GeForce RTX 5060 Laptop GPU (8GB GDDR7) |
| RAM | 32 GB | 64 GB+100% |
| RAM type | DDR5 | LPDDR5X-8533 (LPCAMM2, upgradeable) |
| Storage | 1,024 GB | 2,048 GB+100% |
| Storage type | PCIe NVMe SSD (Gen 5 slots) | NVMe SSD (M.2 2280, PCIe 5.0 x4) |
Benchmarks
| Spec | Acer Predator Helios 18 AI (PH18-I71) | Lenovo ThinkPad T1g Gen 9 |
|---|---|---|
| Geekbench 6 (single) | 2,524Bottom 22% | — |
| Geekbench 6 (multi) | 22,741Top 4% | — |
Battery
| Spec | Acer Predator Helios 18 AI (PH18-I71) | Lenovo ThinkPad T1g Gen 9 |
|---|---|---|
| Capacity | 99 Wh+10% | 90 Wh |
| Charging | — | 140 W |
Design
| Spec | Acer Predator Helios 18 AI (PH18-I71) | Lenovo ThinkPad T1g Gen 9 |
|---|---|---|
| Weight | 3.5 kg | 1.84 kg+47% |
| Thickness | 29.6 mm | 20.6 mm+30% |
| Material | — | Aluminum |
Connectivity
| Spec | Acer Predator Helios 18 AI (PH18-I71) | Lenovo ThinkPad T1g Gen 9 |
|---|---|---|
| Ports | 2x Thunderbolt 5 (USB-C), 2x USB-A 3.2 Gen 1, 1x USB-A 3.2 Gen 2, HDMI 2.1, SD card reader, 3.5mm combo audio jack, RJ-45 Ethernet, DC-in, Kensington lock | 2x Thunderbolt 5 (USB PD 3.1, DisplayPort 2.1), 1x Thunderbolt 4 (USB PD 3.1, DisplayPort 2.1), 1x USB-A (10Gbps, always on), HDMI 2.1 (up to 8K/60Hz), SD Express 7.0 card reader, 3.5mm combo audio jack |
| Wi-Fi | Wi-Fi 7 (Intel Killer BE1750x) | Wi-Fi 7 |
| Bluetooth | 5.4 | 5.4 |
| Webcam | FHD 1080p IR webcam | 5MP + IR camera with privacy shutter |
| Biometrics | — | Fingerprint reader in the power button, IR camera for Windows Hello face recognition |
Software
| Spec | Acer Predator Helios 18 AI (PH18-I71) | Lenovo ThinkPad T1g Gen 9 |
|---|---|---|
| Operating system | Windows 11 Home | Windows 11 Pro |
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