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2026 comparison
Updated Jan 6, 2026
|Sources: Amazon, Manufacturer

Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U) vs LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)

The Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U) vs LG gram 17" Laptop (17Z90S-H. ADB7U1, Core Ultra 7 155H) showdown reveals a key difference: storage capacity. The LG gram offers a massive 2TB SSD, which is perfect for users needing ample space for files and applications, compared to the Acer's 512GB. If you're frequently on the move or need a lightweight laptop, the gram's 3.12 lb weight is a game-changer compared to the Acer's 3.92 lb.

📱 Display: 15.6" vs 17"⚖️ Weight: 62.79 oz vs 49.91 oz💽 Storage: 512 GB vs 2000 GB

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Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)
Processor:Intel Core i7-1355U (10-core: 2P + 8E), 1.70 GHz base, up to 5.0 GHz turbo
Graphics:Intel Iris Xe Graphics (integrated; shared memory)
AI Engine:No (Not supported)
Cooling:TwinAir Cooling (dual copper thermal pipes, dual fans, air inlet keyboard)
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LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
Processor:Intel Core Ultra 7 155H (Meteor Lake, 16 cores, up to 4.8 GHz)
Graphics:Intel Arc Graphics (Integrated)
AI Engine:Intel AI Boost (Dedicated NPU)
Cooling:Air (Single fan with heat pipe)
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Key spec differences

Only the specs that differ are shown here. Winners are highlighted when the data is clear.

Display1 specs
Display SizeKey
Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)
15.6"
LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
17"Winner
Performance2 specs
RAMKey
Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)
16 GB LPDDR5 (Onboard)
LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
16 GB LPDDR5X (7467 MHz)
Storage
Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)
512 GB PCIe Gen4 NVMe SSD
LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
2 TB PCIe Gen4 NVMe SSD (Configured as 2x 1TB drives)Winner
Battery1 specs
Battery CapacityKey
Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)
3-cell Li-Ion (50 Wh)
LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
77 Wh (Li-Ion)
Design1 specs
Weight
Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)
1.78 kg (3.92 lbs)
LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
1,415 g (3.12 lbs)Winner
Connectivity1 specs
Connectivity
Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)
Wi-Fi 6E (802.11ax); Bluetooth 5.1
LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
Wi-Fi 6E (802.11ax 2x2); Bluetooth 5.3
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Full specs, pros, and cons

Everything side-by-side with ratings and the full spec list.

Comparison: Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U) vs LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)

Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)

Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)

4.3(107)Amazon
LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)

LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)

4.5(6)Best Buy
Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)

Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)

Rating:4.3(107)Amazon
Processor:Intel Core i7-1355U (10-core: 2P + 8E), 1.70 GHz base, up to 5.0 GHz turbo
Graphics:Intel Iris Xe Graphics (integrated; shared memory)
AI Engine:No (Not supported)
Cooling:TwinAir Cooling (dual copper thermal pipes, dual fans, air inlet keyboard)
RAM:16 GB LPDDR5 (Onboard)
RAM Upgrade:No (Soldered)
Storage:512 GB PCIe Gen4 NVMe SSD
Storage Upgrade:Yes (1x M.2 2280 PCIe Gen4 slot)
Display Size:15.6"
Resolution:1920 x 1080 (FHD)
Aspect Ratio:16:9
Screen Type:IPS (LCD; LED-backlit; ComfyView; Anti-glare)
Refresh Rate:60 Hz
Brightness:250 nits (Typical)
Color Gamut:45% NTSC (Typical)
Keyboard Layout:US Standard (QWERTY)
Keyboard Backlight:Yes
Biometrics:Fingerprint reader (Touchpad integrated)
Webcam:1080p FHD webcam with Temporal Noise Reduction (TNR)
USB Ports:1x USB-C (Thunderbolt 4 / USB4 / Power Delivery / DisplayPort); 2x USB-A 3.2 Gen 1 (one with power-off charging)
Video Ports:1x HDMI 2.1
Audio Ports:1x 3.5mm Combo Audio Jack
Connectivity:Wi-Fi 6E (802.11ax); Bluetooth 5.1
Battery:3-cell Li-Ion (50 Wh)
Charger:65 W AC adapter (Barrel pin)
Weight:1.78 kg (3.92 lbs)
Build Material:Aluminum top cover; Plastic chassis (Steel Gray)
Operating System:Windows 11 Home

✓ Pros:

  • Thunderbolt 4 support (rare in this price bracket)
  • 1080p webcam with noise reduction
  • Decent port selection including HDMI 2.1
  • TwinAir cooling system improves thermal management over previous generations

✗ Cons:

  • RAM is soldered and cannot be upgraded
  • Display has limited color gamut (45% NTSC) and average brightness
  • No SD card slot

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LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)

LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)

Rating:4.5(6)Best Buy
Processor:Intel Core Ultra 7 155H (Meteor Lake, 16 cores, up to 4.8 GHz)
Graphics:Intel Arc Graphics (Integrated)
AI Engine:Intel AI Boost (Dedicated NPU)
Cooling:Air (Single fan with heat pipe)
RAM:16 GB LPDDR5X (7467 MHz)
RAM Upgrade:No (Soldered)
Storage:2 TB PCIe Gen4 NVMe SSD (Configured as 2x 1TB drives)
Storage Upgrade:Yes (2x M.2 2280 slots; both occupied in this configuration)
Display Size:17"
Resolution:2560 x 1600 (WQXGA)
Aspect Ratio:16:10
Screen Type:IPS (Touchscreen; Anti-glare)
Refresh Rate:60 Hz
Brightness:350 nits (Typical)
Color Gamut:99% DCI-P3
Keyboard Layout:US English (ANSI) with NumPad
Keyboard Backlight:Yes
Biometrics:IR Face Recognition (Windows Hello)
Webcam:1080p FHD IR webcam with dual microphones
USB Ports:2x Thunderbolt 4 (USB-C; Power Delivery; DisplayPort); 2x USB-A 3.2 Gen 2
Video Ports:1x HDMI 2.1
Audio Ports:1x 3.5mm Headphone/Mic combo jack
Connectivity:Wi-Fi 6E (802.11ax 2x2); Bluetooth 5.3
Battery:77 Wh (Li-Ion)
Charger:65 W USB-C adapter
Weight:1,415 g (3.12 lbs)
Build Material:Magnesium Alloy
Operating System:Windows 11 Home

✓ Pros:

  • Incredibly lightweight (3.12 lbs) for a 17-inch laptop
  • Massive 2TB storage pre-installed (split across two 1TB drives)
  • Excellent battery life (77Wh) for general productivity
  • Display covers 99% DCI-P3, offering rich and accurate colors
  • Full suite of ports including dual Thunderbolt 4 and HDMI 2.1

✗ 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)
  • Refresh rate is standard 60Hz, lagging behind 120Hz competitors
  • Magnesium chassis can feel flexible compared to rigid aluminum rivals

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Which one is better?

The LG gram 17" Laptop (17Z90S-H. ADB7U1, Core Ultra 7 155H) is the better buy for most people - its massive 2TB storage crushes the Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U) with just 512GB.

Who should buy each?

Choose the Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U) if: you need Thunderbolt 4 connectivity, prefer a lower price point, or want a solid productivity laptop for school and home use.
Choose the LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H) if: you require a large amount of storage for files, prioritize an ultra-lightweight design, or need longer battery life for extended work sessions. (17" display, 49.91 oz weight)

Conclusion

Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U) and LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H) are both solid choices. Match the strengths above to your budget and workflow to make the best call.

Frequently Asked Questions

+Which has better value?

Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U) excels if you value thunderbolt 4 support (rare in this price bracket). LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H) is better if you prioritize incredibly lightweight (3.12 lbs) for a 17-inch laptop. Pick based on your budget and daily use.

+Is this an independent review?

Yes. We use affiliate links for monetization, but recommendations are research-driven and unbiased.

+Do newer models exist?

Check release timelines from the manufacturers and compare pricing before you buy. We refresh this page when major updates land.

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