HP 15.6" Pavilion Touch Laptop Core i7-1355U vs LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
If you're on the hunt for a laptop, the HP 15.6" Pavilion Touch Laptop Core i7-1355U is a mid-range option that offers reliable performance, but the LG gram 17" Laptop (17Z90S-H. ADB7U1, Core Ultra 7 155H) is the premium choice you might want. The LG's 2TB storage and 350 nits brightness set it apart significantly. Key specs: Display: 15.6" vs 17" and Weight: 56.33 oz vs 49.91 oz.
Why compare these? The HP 15.6" Pavilion Touch Laptop Core i7-1355U (mid-range) and LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H) (high-end) represent different approaches to laptops. While they may appeal to different budgets, many buyers consider both options. This 2026 comparison helps you decide if the differences justify the price gap.
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Key Differences at a Glance
| Aspect | HP 15.6" | LG gram |
|---|---|---|
| User Rating | ✓4.7★ (1,607 reviews) | 4.5★ (6 reviews) |
| Top Strength | Display brightness is rated at 300 nits (higher than the standard 250 nits in this class) | Incredibly lightweight (3.12 lbs) for a 17-inch laptop |
| Main Drawback | USB-C port supports data only (no charging or video output) | RAM is soldered and limited to 16GB (cannot be upgraded) |
| Market Position | Mid-range | ✓Premium |
HP 15.6" Pavilion Touch Laptop Core i7-1355U
Intel Core i7-1355U (Raptor Lake, 10 cores, up to 5.0 GHz)
Intel Iris Xe Graphics (Integrated)
No (Not supported)
Air (Single fan)
LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
Intel Core Ultra 7 155H (Meteor Lake, 16 cores, up to 4.8 GHz)
Intel Arc Graphics (Integrated)
Intel AI Boost (Dedicated NPU)
Air (Single fan with heat pipe)
Only the specs that differ are shown here. Winners are highlighted when the data is clear.
+Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
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Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
Comparison: HP 15.6" Pavilion Touch Laptop Core i7-1355U vs LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
HP 15.6" Pavilion Touch Laptop Core i7-1355U
LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
| Criterion | HP 15.6" Pavilion Touch Laptop Core i7-1355U | LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H) |
|---|---|---|
| Rating | ★4.7(1,607)Best Buy | ★4.5(6)Best Buy |
Processor | Intel Core i7-1355U (Raptor Lake, 10 cores, up to 5.0 GHz) | Intel Core Ultra 7 155H (Meteor Lake, 16 cores, up to 4.8 GHz) |
Graphics | Intel Iris Xe Graphics (Integrated) | Intel Arc Graphics (Integrated) |
AI Engine | No (Not supported) | Intel AI Boost (Dedicated NPU) |
Cooling | Air (Single fan) | Air (Single fan with heat pipe) |
RAM | 16 GB DDR4-3200 MHz (2x 8GB) | 16 GB LPDDR5X (7467 MHz) |
RAM Upgrade | Yes (2x SODIMM slots, up to 64 GB) | No (Soldered) |
Storage | 512 GB PCIe NVMe M.2 SSD | 2 TB PCIe Gen4 NVMe SSD (Configured as 2x 1TB drives) |
Storage Upgrade | Yes (1x M.2 slot) | Yes (2x M.2 2280 slots; both occupied in this configuration) |
Display Size | 15.6" | 17" |
Resolution | 1920 x 1080 (FHD) | 2560 x 1600 (WQXGA) |
Aspect Ratio | 16:9 | 16:10 |
Screen Type | IPS (Touchscreen; BrightView) | IPS (Touchscreen; Anti-glare) |
Refresh Rate | 60 Hz | 60 Hz |
Brightness | 300 nits | 350 nits (Typical) |
Color Gamut | 45% NTSC (approx. 60% sRGB) | 99% DCI-P3 |
Keyboard Layout | US English (ANSI) with NumPad | US English (ANSI) with NumPad |
Keyboard Backlight | No | Yes |
Biometrics | No (Not supported) | IR Face Recognition (Windows Hello) |
Webcam | 720p HD True Vision camera with privacy shutter | 1080p FHD IR webcam with dual microphones |
USB Ports | 1x USB-C 3.2 Gen 1 (5Gbps; Data only); 2x USB-A 3.2 Gen 1 | 2x Thunderbolt 4 (USB-C; Power Delivery; DisplayPort); 2x USB-A 3.2 Gen 2 |
Video Ports | 1x HDMI 1.4b | 1x HDMI 2.1 |
Audio Ports | 1x 3.5mm Headphone/Mic combo jack | 1x 3.5mm Headphone/Mic combo jack |
Connectivity | Wi-Fi 6 (802.11ax 2x2); Bluetooth 5.3 | Wi-Fi 6E (802.11ax 2x2); Bluetooth 5.3 |
Battery | 41 Wh (3-cell Li-ion) | 77 Wh (Li-Ion) |
Charger | 45 W Smart AC adapter (Barrel pin) | 65 W USB-C adapter |
Weight | 1,597 g (3.52 lbs) | 1,415 g (3.12 lbs) |
Build Material | Recycled plastic | Magnesium Alloy |
Operating System | Windows 11 Home | Windows 11 Home |
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HP 15.6" Pavilion Touch Laptop Core i7-1355U
Intel Core i7-1355U (Raptor Lake, 10 cores, up to 5.0 GHz)
Intel Iris Xe Graphics (Integrated)
No (Not supported)
Air (Single fan)
16 GB DDR4-3200 MHz (2x 8GB)
Yes (2x SODIMM slots, up to 64 GB)
Pros
- Display brightness is rated at 300 nits (higher than the standard 250 nits in this class)
- Memory is fully upgradable (2x DDR4 SODIMM slots)
Cons
- USB-C port supports data only (no charging or video output)
- Keyboard lacks backlighting
LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
Intel Core Ultra 7 155H (Meteor Lake, 16 cores, up to 4.8 GHz)
Intel Arc Graphics (Integrated)
Intel AI Boost (Dedicated NPU)
Air (Single fan with heat pipe)
16 GB LPDDR5X (7467 MHz)
No (Soldered)
Pros
- Incredibly lightweight (3.12 lbs) for a 17-inch laptop
- Massive 2TB storage pre-installed (split across two 1TB drives)
Cons
- RAM is soldered and limited to 16GB (cannot be upgraded)
- Storage slots are both populated out of the box (must replace a drive to upgrade)
Which one is better?
The LG gram 17" Laptop (17Z90S-H. That said, grab the HP if you're looking to save money while still getting decent performance, as it's much lighter on the wallet.
Who should buy each?
Choose the HP 15.6" Pavilion Touch Laptop Core i7-1355U if: you need a laptop for basic tasks, want a fully upgradable memory option, or prefer a device that's for a 15-inch model.
Choose the LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H) if: you require massive storage for files, prioritize longer battery life for travel, or want a premium display for creative work. (17" display, 49.91 oz weight)
Quality Seekers
Higher user rating (4.7★ vs 4.5★) indicates better overall satisfaction
→ Choose HP 15.6"
Safe Choice Buyers
More widely tested with 1,607 reviews vs 6
→ Choose HP 15.6"
Premium Buyers
Higher-tier option with more premium features and build quality
→ Choose LG gram
Value Seekers
Better value proposition for buyers who don't need top-tier features
→ Choose HP 15.6"
Conclusion
There is no wrong answer here. Focus on the features you will use daily and pick the model that aligns with them.
Bottom line: The HP 15.6" Pavilion Touch Laptop Core i7-1355U edges ahead with a 4.7★ rating compared to 4.5★. However, LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H) remains a strong contender if its strengths align better with your needs.
Frequently Asked Questions
+Which is better: HP 15.6" Pavilion Touch Laptop Core i7-1355U or LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)?
HP 15.6" Pavilion Touch Laptop Core i7-1355U is the better choice if you prioritize display brightness is rated at 300 nits (higher than the standard 250 nits in this class). LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H) wins if you value incredibly lightweight (3.12 lbs) for a 17-inch laptop. Both are rated highly (4.7★ vs 4.5★), so consider your specific needs and budget.
+What are the main differences between HP 15.6" Pavilion Touch Laptop Core i7-1355U and LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)?
Key differences: HP 15.6" Pavilion Touch Laptop Core i7-1355U offers display brightness is rated at 300 nits (higher than the standard 250 nits in this class), while LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H) stands out with incredibly lightweight (3.12 lbs) for a 17-inch laptop. Consider that HP 15.6" Pavilion Touch Laptop Core i7-1355U usb-c port supports data only (no charging or video output). Meanwhile, LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H) ram is soldered and limited to 16gb (cannot be upgraded). Check the detailed specs table above for a complete comparison.
+Where can US buyers get the best price?
For US buyers, Amazon typically offers competitive pricing with Prime shipping, easy returns, and reliable warranty support. We recommend comparing prices on both products using our affiliate links above—prices fluctuate regularly, and you may find sales or deals.
+Is this comparison up to date?
Yes, this comparison is current for 2026. We regularly verify specs, ratings, and availability. Last verified: January 26, 2026. PageBen uses affiliate links for monetization, but our recommendations are research-driven and independent.
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