HP Spectre x360 14" 2-in-1 Core Ultra 7 155H vs Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)
Choosing between HP Spectre x360 14" 2-in-1 Core Ultra 7 155H and Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U) can be tricky. Both are excellent, but they serve different priorities. This guide highlights what matters for US shoppers.
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HP Spectre x360 14" 2-in-1 Core Ultra 7 155H

Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)
Comparison: HP Spectre x360 14" 2-in-1 Core Ultra 7 155H vs Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)

HP Spectre x360 14" 2-in-1 Core Ultra 7 155H

Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)
| Criterion | HP Spectre x360 14" 2-in-1 Core Ultra 7 155H | Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U) |
|---|---|---|
| Rating | ★4.5(156)Best Buy | ★4.3(107)Amazon |
Processor | Intel Core Ultra 7 155H (Meteor Lake, 16 cores, up to 4.8 GHz) | Intel Core i7-1355U (10-core: 2P + 8E), 1.70 GHz base, up to 5.0 GHz turbo |
Graphics | Intel Arc Graphics (Integrated) | Intel Iris Xe Graphics (integrated; shared memory) |
AI Engine | Intel AI Boost (Dedicated NPU) | No (Not supported) |
Cooling | Air (Dual fan with rear venting) | TwinAir Cooling (dual copper thermal pipes, dual fans, air inlet keyboard) |
RAM | 32 GB LPDDR5x-7467 MHz | 16 GB LPDDR5 (Onboard) |
RAM Upgrade | No (Soldered) | No (Soldered) |
Storage | 2 TB PCIe Gen4 NVMe M.2 SSD | 512 GB PCIe Gen4 NVMe SSD |
Storage Upgrade | Yes (1x M.2 2280 slot) | Yes (1x M.2 2280 PCIe Gen4 slot) |
Display Size | 14" | 15.6" |
Resolution | 2880 x 1800 (2.8K) | 1920 x 1080 (FHD) |
Aspect Ratio | 16:10 | 16:9 |
Screen Type | OLED (Multitouch; UWVA; Gorilla Glass NBT) | IPS (LCD; LED-backlit; ComfyView; Anti-glare) |
Refresh Rate | 48-120 Hz (Variable VRR) | 60 Hz |
Brightness | 400 nits (SDR) / 500 nits (HDR Peak) | 250 nits (Typical) |
Color Gamut | 100% DCI-P3 | 45% NTSC (Typical) |
Keyboard Layout | US English (ANSI) without NumPad | US Standard (QWERTY) |
Keyboard Backlight | Yes | Yes |
Biometrics | Fingerprint reader (Power button) + IR Face Recognition | Fingerprint reader (Touchpad integrated) |
Webcam | 9MP Wide Vision IR camera with hardware shutter | 1080p FHD webcam with Temporal Noise Reduction (TNR) |
USB Ports | 2x Thunderbolt 4 (USB-C); 1x USB-A 3.2 Gen 2 (10Gbps, drop-jaw) | 1x USB-C (Thunderbolt 4 / USB4 / Power Delivery / DisplayPort); 2x USB-A 3.2 Gen 1 (one with power-off charging) |
Video Ports | DisplayPort 2.1 via Thunderbolt 4 | 1x HDMI 2.1 |
Audio Ports | 1x 3.5mm Headphone/Mic combo jack | 1x 3.5mm Combo Audio Jack |
Connectivity | Wi-Fi 6E (802.11ax 2x2); Bluetooth 5.3 | Wi-Fi 6E (802.11ax); Bluetooth 5.1 |
Battery | 68 Wh (4-cell Li-ion polymer) | 3-cell Li-Ion (50 Wh) |
Charger | 65 W USB-C adapter | 65 W AC adapter (Barrel pin) |
Weight | 1,450 g (3.19 lbs) | 1.78 kg (3.92 lbs) |
Build Material | CNC Aluminum (Nightfall Black) | Aluminum top cover; Plastic chassis (Steel Gray) |
Operating System | Windows 11 Home | Windows 11 Home |
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HP Spectre x360 14" 2-in-1 Core Ultra 7 155H
✓ Pros:
- • Premium 2.8K OLED display with 120Hz refresh rate and IMAX Enhanced certification
- • Best-in-class 9MP webcam with AI noise reduction and hardware shutter
- • Massive 32GB RAM and 2TB SSD configuration (specific to 'eu0023dx' SKU)
- • Haptic touchpad provides consistent feedback across the entire surface
- • Includes rechargeable MPP 2.0 Tilt Pen and protective sleeve in the box
✗ Cons:
- • No built-in HDMI port (requires USB-C adapter)
- • Memory is soldered and cannot be upgraded later
- • Top-tier pricing reflects the flagship build and specs
- • Glossy OLED screen can be reflective in bright outdoor settings
As an Amazon Associate I earn from qualifying purchases.

Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U)
✓ 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
As an Amazon Associate I earn from qualifying purchases.
Which one is better?
Looking at user satisfaction (HP Spectre x360 14" 2-in-1 Core Ultra 7 155H: 4.5★ vs Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U): 4.3★), HP Spectre x360 14" 2-in-1 Core Ultra 7 155H pulls ahead. The gap is small—choose based on the priorities below.
Who should buy each?
For performance and polish: HP Spectre x360 14" 2-in-1 Core Ultra 7 155H (Premium 2.8K OLED display with 120Hz refresh rate and IMAX Enhanced certification, Best-in-class 9MP webcam with AI noise reduction and hardware shutter)
For value or versatility: Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U) (Thunderbolt 4 support (rare in this price bracket), 1080p webcam with noise reduction)
Conclusion
HP Spectre x360 14" 2-in-1 Core Ultra 7 155H and Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U) 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?
HP Spectre x360 14" 2-in-1 Core Ultra 7 155H excels if you value premium 2.8k oled display with 120hz refresh rate and imax enhanced certification. Acer Aspire 5 15 Slim Laptop (A515-58M-7570, i7-1355U) is better if you prioritize thunderbolt 4 support (rare in this price bracket). 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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