Display Quality

While I'm overjoyed to be getting a series of notebooks in featuring panels with decent resolution and quality, I remain at least a little mystified by the IPS panels used in the Mythlogic Callisto 1512 recently reviewed and now the one in HP's Spectre XT TouchSmart. You'll see that while contrast and brightness are both excellent, color gamut is unusually low.

LCD Analysis - Contrast

LCD Analysis - White

LCD Analysis - Black

LCD Analysis - Delta E

LCD Analysis - Color Gamut

I'll take an IPS panel over a conventional TN panel any day of the week, even if it means sacrificing some of the color gamut, but it's still perplexing as to why that sacrifice is being made in the first place. Gradient testing reveals banding, but not a particularly significant amount and certainly competitive with entry-level desktop e-IPS panels. Subjectively at least, the panel on the Spectre XT is attractive and feels like where I wish notebook panels would start as opposed to being a premium item.

Battery Life

There's more bad news with the HP Spectre XT TouchSmart. HP rates the notebook for up to three hours and 45 minutes of battery life, which is a very unattractive number for a modern notebook with a 48Wh battery. Our testing unfortunately corroborates this; you can run the Spectre XT off the mains, but battery life will underwhelm.

Battery Life 2013 - Light

Battery Life 2013 - Medium

Battery Life 2013 - Heavy

Battery Life 2013 - Light Normalized

Battery Life 2013 - Medium Normalized

Battery Life 2013 - Heavy Normalized

Despite the full voltage processor, Mythlogic's Callisto 1512 pulls comparable or better battery life. Part of this certainly owes to the larger battery, but it doesn't really excuse how far behind the Spectre XT's normalized battery life is by comparison. Two hours of battery life in our "heavy" test isn't just bad, it's embarrassing.

Heat and Noise

I've repeatedly cited that one of the benefits of a larger chassis, even if it's still thin, is increased cooling capacity. You can put a full voltage chip in and work the cooling system over, or you can go ULV and benefit from the increased headroom by not having to run the cooling as hard. The HP Spectre XT opts for the latter.

You can see the Spectre XT is clearly tuned for acoustics before thermals. There's a healthy amount of thermal headroom on the Ivy Bridge processor still, but I appreciate how relatively quiet the notebook is even under load.

System Performance Conclusion: The PC Compromise
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  • Silma - Tuesday, May 28, 2013 - link

    While writing reviews of products that aren't even available on the market and different from what the Customer will purchase is borderline dishonest, reviews that are published many months after product availability are frankly of very limited interest.

    The pros and cons of the HP Spectre XT TouchSmart or the Thinkpad Carbon have already been exhaustively enumerated for monthes in other publications.
  • grave00 - Wednesday, May 29, 2013 - link

    Bean counter. More like top level management. Same people that always wreck the company.
  • PatriciaBau42 - Wednesday, May 29, 2013 - link

    until I saw the check 4 $7083, I did not believe that my cousin could truley bringing home money part-time on there computar.. there brothers friend had bean doing this for less than 12 months and a short time ago cleared the morgage on there apartment and bought a top of the range audi. I went here, Exit35.comTAKE A LOOK
  • Hrel - Friday, May 31, 2013 - link

    Thunderbolt?! Fuck that! I don't wanna pay for that stupid licensing fee. Get rid of it.

    Also I agree about the cache, anything over 1k should have 200+GB dedicated SSD either through mSATA or SATA. Though I'd prefer mSATA so I can have normal hdd for storage.

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