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

Lenovo IdeaPad Flex 5 14" 2-in-1 vs LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)

If you're torn between the Lenovo IdeaPad Flex 5 14" 2-in-1 and the LG gram 17" Laptop (17Z90S-H. ADB7U1, Core Ultra 7 155H), the LG gram takes the lead thanks to its massive 2TB storage and lightweight design at just 3.12 lbs. The stunning 2560x1600 resolution means you'll enjoy vibrant visuals that the Flex 5’s 1920x1200 display simply can’t match.

📱 Display: 14" vs 17"⚖️ Weight: 54.67 oz vs 49.91 oz💽 Storage: 512 GB vs 2000 GB

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Lenovo IdeaPad Flex 5 14" 2-in-1
Processor:AMD Ryzen 7 7730U (Barcelo-R, 8 cores, up to 4.5 GHz)
Graphics:AMD Radeon Graphics (Integrated)
AI Engine:No (Not supported)
Cooling:Air (Single fan)
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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
Lenovo IdeaPad Flex 5 14" 2-in-1
14"
LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
17"Winner
Performance2 specs
RAMKey
Lenovo IdeaPad Flex 5 14" 2-in-1
16 GB LPDDR4x-4266
LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
16 GB LPDDR5X (7467 MHz)
Storage
Lenovo IdeaPad Flex 5 14" 2-in-1
512 GB PCIe NVMe M.2 2242 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
Lenovo IdeaPad Flex 5 14" 2-in-1
52.5 Wh (Polymer)
LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
77 Wh (Li-Ion)
Design1 specs
Weight
Lenovo IdeaPad Flex 5 14" 2-in-1
1,550 g (3.42 lbs)
LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)
1,415 g (3.12 lbs)Winner
Connectivity1 specs
Connectivity
Lenovo IdeaPad Flex 5 14" 2-in-1
Wi-Fi 6 (802.11ax 2x2); 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: Lenovo IdeaPad Flex 5 14" 2-in-1 vs LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H)

Lenovo IdeaPad Flex 5 14" 2-in-1

Lenovo IdeaPad Flex 5 14" 2-in-1

4.2(21)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
Lenovo IdeaPad Flex 5 14" 2-in-1

Lenovo IdeaPad Flex 5 14" 2-in-1

Rating:4.2(21)Amazon
Processor:AMD Ryzen 7 7730U (Barcelo-R, 8 cores, up to 4.5 GHz)
Graphics:AMD Radeon Graphics (Integrated)
AI Engine:No (Not supported)
Cooling:Air (Single fan)
RAM:16 GB LPDDR4x-4266
RAM Upgrade:No (Soldered)
Storage:512 GB PCIe NVMe M.2 2242 SSD
Storage Upgrade:Yes (1x M.2 2242 slot; supports up to 1TB)
Display Size:14"
Resolution:1920 x 1200 (WUXGA)
Aspect Ratio:16:10
Screen Type:IPS (Glossy; Touchscreen)
Refresh Rate:60 Hz
Brightness:300 nits
Color Gamut:45% NTSC (approx. 60% sRGB)
Keyboard Layout:US English (ANSI) without NumPad
Keyboard Backlight:Yes
Biometrics:Fingerprint reader (Palm rest)
Webcam:1080p FHD camera with Privacy Shutter
USB Ports:1x USB-C 3.2 Gen 2 (Power Delivery 3.0 / DisplayPort 1.4); 2x USB-A 3.2 Gen 1 (One Always On); 1x SD card reader
Video Ports:1x HDMI 1.4b (Supports up to 4K@30Hz)
Audio Ports:1x 3.5mm Headphone/Mic combo jack
Connectivity:Wi-Fi 6 (802.11ax 2x2); Bluetooth 5.1
Battery:52.5 Wh (Polymer)
Charger:65 W Round Tip (Barrel connector) adapter
Weight:1,550 g (3.42 lbs)
Build Material:PC-ABS + 40% GF (Plastic chassis)
Operating System:Windows 11 Home

✓ Pros:

  • Versatile 360-degree hinge allows for laptop, tent, stand, and tablet modes
  • Modern 16:10 WUXGA (1920x1200) resolution provides more vertical screen real estate
  • Includes USB-C with Power Delivery and DisplayPort 1.4 support
  • Physical privacy shutter on the 1080p webcam
  • Fingerprint reader included for secure login

✗ Cons:

  • Display color gamut is limited to 45% NTSC, resulting in less vibrant colors
  • HDMI 1.4b port is limited to 4K output at only 30Hz
  • RAM is soldered and cannot be upgraded
  • M.2 slot is limited to the physically shorter 2242 form factor

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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 2TB storage crushes the Lenovo IdeaPad Flex 5 14" 2-in-1. That said, grab the Lenovo if you need a versatile 2-in-1 for creative work.

Who should buy each?

Choose the Lenovo IdeaPad Flex 5 14" 2-in-1 if: you want a versatile 2-in-1 design, need a touchscreen for drawing, or prefer a lower initial cost.
Choose the LG gram 17" Laptop (17Z90S-H.ADB7U1, Core Ultra 7 155H) if: you require massive storage, value portability at just 3.12 lbs, or want a display with superior color accuracy.

Conclusion

We hope this comparison helps you buy with confidence. Both products are dependable; the right one depends on how you will use it.

Frequently Asked Questions

+Which has better value?

Lenovo IdeaPad Flex 5 14" 2-in-1 excels if you value versatile 360-degree hinge allows for laptop, tent, stand, and tablet modes. 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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