Lenovo Legion 5i (RTX 5070 & i7-14700HX) Acer Predator Helios 18 (RTX 5070 Ti & Intel Core Ultra 9) Comparison

Lenovo Legion 5i (RTX 5070 & i7-14700HX) $1,599 Check Deal	Acer Predator Helios 18 (RTX 5070 Ti & Intel Core Ultra 9) $2,049 Check Deal	GIGABYTE AORUS Master 16 (2025) with RTX 5080
Overview
Brand
Lenovo	Acer
Model
Legion 5i	Predator Helios Neo 18 AI
Graphics
NVIDIA GeForce RTX 5070	NVIDIA GeForce RTX 5070 Ti Laptop GPU with 992 AI TOPS, based on Blackwell architecture
RTX 5070 Laptops
RAM
16 GB	16GB (2x8GB) DDR5 5600MHz SO-DIMM
16 GB Laptops \| 8GB Laptops
Storage
1 TB	1TB Gen 4 NVMe SSD
1 TB Laptops \| 1TB Laptops
Display
15" 2.5K WQXGA PureSight OLED Display	18-inch WQXGA (2560x1600) resolution, 16:10 aspect ratio, 240Hz refresh rate, 3ms response time, IPS panel, 100% DCI-P3 color gamut, 500 nits brightness, NVIDIA G-SYNC, NVIDIA Advanced Optimus
Operating System
Windows 11 Home	Windows 11 Home or Pro (not specified, assumed standard)
Weight
2.4 kg	null
Color
Storm Grey	Black (assumed standard Predator design)
Processor
CPU
Intel® Core™ i7-14700HX	Intel Core Ultra 9 275HX
Intel® Core™ i7-14700HX Laptops \| Intel Core Ultra 9 275HX Laptops
Cores
14 cores (6 Performance cores + 8 Efficient cores)	8 cores
Threads
20.0	16 threads
Base Clock
1.5 GHz	3.0 GHz
Max Turbo Boost
5.0 GHz	up to 5.0 GHz
Cache
24 MB L3 cache	24MB L3 cache
TDP
55W	null
Display
Screen Size
15.1 Inches	18 inches
Resolution
2.5K WQXGA	WQXGA (2560x1600)
Refresh Rate
165Hz	240Hz
Response Time
3 ms	3ms
Panel Type
OLED	IPS
Color Gamut
100% DCI-P3	100% DCI-P3
Brightness
500 nits	500 nits
Aspect Ratio
3:2	16:10
Additional Features
Fast response times, AI-driven adjustments	NVIDIA G-SYNC, NVIDIA Advanced Optimus
Graphics
GPU
NVIDIA GeForce RTX 5070	NVIDIA GeForce RTX 5070 Ti Laptop GPU
VRAM
8 GB GDDR6	8GB GDDR6 (assumed standard for RTX 5070 Ti)
TGP
140W	null
Ray Tracing
Yes	Supported
DLSS Support
Yes	DLSS 4
Benchmark Scores
3DMark Time Spy: 18,500	null
Additional Features
AI horsepower, next-gen NVIDIA Blackwell	Full ray tracing, neural rendering, AI acceleration
Memory
RAM Type
DDR5	DDR5
RAM Speed
5600 MHz	5600MHz
Expandable Memory
Up to 32 GB	Up to 32GB (2x16GB) DDR5 5600MHz SO-DIMM
Storage
Primary Storage
1 TB SSD	1TB NVMe Gen 4 SSD
Secondary Storage Options
Optional 2.5" HDD or SSD	null
RAID Support
Yes	null
Gaming Features
Dedicated Gaming Keys
Yes	4-Zone RGB Keyboard
RGB Customization
24-zone RGB lighting	Supported
Game Optimization
Lenovo AI Engine+ for FPS enhancement	PredatorSense software, optimized for gaming performance
Performance
Cooling Technology
Legion Coldfront Hyper with turbo-charged stealth fans, copper heat pipes, aluminum heat sinks	Acer's advanced cooling with multiple fans and vapor chamber
Overclocking Support
Yes, via Lenovo Vantage	Supported via PredatorSense
Performance Modes
AI Engine+ dynamically optimizes system settings	Multiple modes including Turbo, Balanced, and Quiet
Benchmark Scores
3DMark Time Spy: 18,500	null
Battery
Capacity
80 Wh	null
Backup Time
Up to 6 hours	null
Charging Type
USB Type-C	Supports 100W fast charging; 30 minutes to 50%
Power Adapter
170W Slim Tip	Likely 200W or higher (not specified)
Connectivity
WiFi
Wi-Fi 6E	Killer Wi-Fi 6E
Bluetooth
Bluetooth 5.2	Supported (version not specified, likely 5.2 or higher)
Ports
3 USB 3.0 Ports, 1 USB-C Thunderbolt 4, HDMI 2.1, Ethernet (RJ45), Audio Jack	USB-C (with Thunderbolt support likely), USB-A, HDMI, Ethernet (RJ45), Audio jack (combo)
Keyboard & Touchpad
Keyboard Type
TrueStrike keyboard with Lenovo Spectrum	Mechanical-style 4-Zone RGB Keyboard
Key Travel
1.5 mm	null
N-Key Rollover
Yes	Supported
Touchpad Features
Precision Touchpad with dedicated left/right buttons	Precision touchpad with multi-touch support
Audio
Speakers
Four speakers with immersive 3D audio via Nahimic by SteelSeries	Stereo speakers, likely downward-firing
Audio Enhancements
AI technology for immersive sound	Supported via Acer's software, possibly DTS or similar
Dedicated Audio Jack
Yes, 3.5mm combo jack	Yes
Camera
Webcam
720p HD webcam	Likely 720p HD webcam
Privacy Shutter
Yes	Supported
Build & Design
Material
Slimmer, lighter design with cooler, quieter system components	Plastic and metal chassis
Color Options
Storm Grey	Black
RGB Lighting
24-zone RGB lighting	Yes, on keyboard and possibly other accents
Dimensions
355 x 260 x 22 mm	null
Special Features
Virtual Reality Ready
Yes	Supported
Advanced Cooling
Legion Coldfront Hyper with turbo-charged stealth fans	Yes
Software
Lenovo Legion Space, AI Engine+	PredatorSense for system tuning and lighting control
Box Contents
Laptop
Lenovo Legion 5i	Predator Helios Neo 18 AI
Power Adapter
170W Slim Tip	Included (likely 200W or higher)
User Manual
Pre-installed and printed manual	Included
Warranty Card
Standard 1-year warranty	Included
Additional Accessories
None included	null
Launch Date
Release Date
April 28, 2025	March 2026
Status
In Stock	Available

Which is Better: Lenovo Legion 5i (RTX 5070 & i7-14700HX) or Acer Predator Helios 18 (RTX 5070 Ti & Intel Core Ultra 9)?

Based on the comparison, here's how each product stands out:

Advantages of Acer Predator Helios 18 (RTX 5070 Ti & Intel Core Ultra 9):

Offers better Refresh Rate (240Hz vs 165Hz)
Has better GPU (NVIDIA GeForce RTX 5070 Ti Laptop GPU vs NVIDIA GeForce RTX 5070)

Disclaimer: The information provided here may not be fully accurate. Please verify the specifications and prices on the retailer's website before making a purchase.