A screen that's color accurate, plenty bright, and... it has a notch
The Huawei P20 Pro is equipped with a 6.1-inch AMOLED display. Resolution is 1,080x2,240px which means an even-weirder-than-usual 18.7:9 aspect ratio - apparently, that's needed to accommodate the notch. The pixel density works out to 408ppi. Last year you could have a P10 Plus with a QHD display, but not with the P20 generation.
In our testing, the Huawei P20 Pro pumped out 582nits with brightness set to Auto, a healthy boost on top of the already good 412nits if you disengage Auto. That's a higher brightness than what the P10 and P10 Plus could manage last year, and those had LCDs which should generally be brighter. The AMOLED Mate 10 Pro still has an edge, with an Auto brightness maximum of 623nits, and the S9+ and the iPhone X are ahead as well. Then again, the Pixel 2XL and the LG V30 are nowhere near.
Display test
100% brightness
Black, cd/m2
White, cd/m2
Contrast ratio
Huawei P20 Pro
0
412
∞
Huawei P20 Pro (Max Auto)
0
582
∞
Huawei P10
0.416
592
1423
Huawei P10 Plus
0.335
547
1633
Huawei Mate 10
0.314
433
1379
Huawei Mate 10 (Max Auto)
0.468
667
1425
Huawei Mate 10 Pro
0
440
∞
Huawei Mate 10 Pro (Max Auto)
0
623
∞
Apple iPhone 8 Plus
0.392
530
1352
Apple iPhone 8 Plus (Max Auto)
0.471
621
1318
Apple iPhone X
0
679
∞
Samsung Galaxy S9+
0
376
∞
Samsung Galaxy S9+ (Max Auto)
0
631
∞
LG V30
0.002
414
207000
LG V30 (Max Auto)
0.032
616
19250
Google Pixel 2 XL
0
420
∞
HTC U11+
0.176
287
1631
Sony Xperia XZ2
0.431
618
1434
We measured excellent contrast in sunlight, around the same level of the Mate 10 Pro's and the Galaxy Note8. Still, the iPhone X and the Galaxy S9+ are superior in this respect.
Sunlight contrast ratio
Apple iPhone X 5.013
OnePlus 5T 4.789
Samsung Galaxy S8 4.768
Samsung Galaxy S8+ 4.658
Samsung Galaxy S9 4.63
Samsung Galaxy S6 edge+ 4.615
Samsung Galaxy S9+ 4.537
Motorola Moto Z2 Play 4.459
Oppo R11 4.454
Samsung Galaxy S7 edge 4.439
OnePlus 3 4.424
Samsung Galaxy S7 4.376
HTC One A9 4.274
Samsung Galaxy Note7 4.247
Samsung Galaxy A3 4.241
Nokia 8 4.239
Google Pixel 2 XL (pre-update) 4.234
OnePlus 3T 4.232
Google Pixel XL 4.164
ZTE Axon 7 4.154
Samsung Galaxy Note8 4.148
Meizu Pro 7 Plus 4.147
Samsung Galaxy S6 edge 4.124
Samsung Galaxy A7 (2017) 4.124
Huawei Mate 10 Pro (normal) 4.096
Samsung Galaxy Note5 4.09
Huawei P20 Pro 4.087
Google Pixel 2 (pre-update) 4.023
LG V30 4.022
Huawei Nexus 6P 4.019
Samsung Galaxy J7 Pro 3.998
Vivo Xplay5 Elite 3.983
OnePlus X 3.983
Apple iPhone 7 3.964
Oppo R7s 3.964
Apple iPhone 8 (True Tone) 3.957
Huawei P9 Plus 3.956
Meizu Pro 6 Plus 3.935
Lenovo Moto Z 3.931
Samsung Galaxy A7 (2016) 3.918
OnePlus 5 3.914
Samsung Galaxy C5 3.911
Samsung Galaxy C7 3.896
Samsung Galaxy A5 3.895
Samsung Galaxy J7 outdoor 3.879
Samsung Galaxy J2 outdoor 3.873
Samsung Galaxy A8 3.859
Samsung Galaxy A8 (2018) 3.842
Sony Xperia XZs 3.818
Samsung Galaxy A9 (2016) 3.817
Motorola Moto X (2014) 3.816
Samsung Galaxy J7 (2017) 3.812
Samsung Galaxy A5 (2017) 3.804
Samsung Galaxy J7 (2016) outdoor mode 3.802
Xiaomi Redmi Pro 3.798
LG V20 Max auto 3.798
Sony Xperia XZ 3.795
Samsung Galaxy A5 (2016) 3.789
Apple iPhone 6s 3.783
Meizu Pro 5 3.781
Microsoft Lumia 650 3.772
Xiaomi Mi 6 3.767
Sony Xperia XZ1 3.765
Samsung Galaxy J7 (2016) 3.756
Sony Xperia XZ1 Compact 3.729
Apple iPhone 8 Plus (True Tone) 3.725
Oppo F1 Plus 3.709
Vivo X5Pro 3.706
Samsung Galaxy A3 (2017) 3.688
Apple iPhone SE 3.681
Huawei Mate 9 3.68
Samsung Galaxy A7 3.679
Sony Xperia XZ2 Compact 3.675
Meizu PRO 6 3.659
BlackBerry Priv 3.645
Sony Xperia XA1 Ultra 3.597
Apple iPhone 7 Plus 3.588
Sony Xperia XZ2 3.58
LG G6 3.556
Apple iPhone 6s Plus 3.53
Motorola Moto Z Play 3.526
Samsung Galaxy J3 (2016) 3.523
Samsung Galaxy J3 (2016) outdoor mode 3.523
Acer Jade Primo 3.521
Microsoft Lumia 950 3.512
Oppo R7 Plus 3.499
nubia Z11 3.466
Huawei P10 Plus 3.456
HTC U Ultra 3.453
Sony Xperia XA2 Ultra 3.445
Samsung Galaxy J7 3.422
Meizu MX5 3.416
LG V20 3.402
Huawei P10 3.379
Samsung Galaxy J5 (2016) 3.378
Oppo R9s 3.352
Honor 8 Pro 3.341
Oppo R7 3.32
Lenovo P2 3.316
Archos Diamond Omega 3.305
Honor 9 3.289
Xiaomi Mi 5s 3.276
Nokia 5 3.261
Nokia 6 (Chinese version) 3.244
Nokia 6 (Global version) 3.238
Samsung Galaxy J2 3.235
Sony Xperia X Performance 3.234
Xiaomi Mi Note 2 3.228
Motorola Moto X Play 3.222
Oppo F3 Plus 3.218
Huawei Mate 9 Pro 3.206
Huawei P9 3.195
Xiaomi Mi Mix 2 3.19
ZTE Nubia Z17 3.159
Oppo R11s 3.153
Lenovo Vibe Shot 3.113
HTC U11 Life 3.108
Motorola Moto X Force 3.105
LG Nexus 5X 3.092
HTC U11 3.089
Huawei Mate S 3.073
Microsoft Lumia 640 XL 3.065
Apple iPhone 6 Plus 3.023
Asus Zenfone 4 ZE554KL 3.019
Motorola Moto X4 3.012
Sony Xperia XA1 3.012
Sony Xperia L1 2.994
Sony Xperia X 2.989
LG Q6 2.987
Huawei P10 Lite 2.974
Samsung Galaxy Note 2.97
Xiaomi Redmi 5 2.951
Huawei Mate 8 2.949
Sony Xperia XA2 2.938
Xiaomi Redmi 4 2.92
Xiaomi Redmi 3S 2.913
Xiaomi Redmi 5 Plus 2.913
Sony Xperia XA Ultra 2.906
LG G5 2.905
Huawei Honor View 10 2.896
Xiaomi Redmi 3s Prime 2.893
Xiaomi Mi 5s Plus 2.884
Sony Xperia XZ Premium 2.877
Sony Xperia XZ Premium (sRGB) 2.877
Sony Xperia Z5 2.876
Nokia 3 2.871
Microsoft Lumia 550 2.851
Lenovo Moto M 2.813
Xiaomi Redmi 3 Pro 2.803
Sony Xperia Z5 compact 2.784
Nokia 2 2.752
Meizu MX6 2.751
LG V10 2.744
Huawei Mate 10 (normal) 2.742
Motorola Moto G5S Plus 2.737
Xiaomi Redmi 3 2.735
Huawei Honor 7X 2.734
Xiaomi Redmi Note 4 (S625) 2.714
Meizu M5 2.71
Sony Xperia M5 2.69
Xiaomi Mi A1 2.689
Xiaomi Redmi 4 Prime 2.679
Huawei P9 Lite 2.679
vivo V7+ 2.671
Vivo V3Max 2.659
Xiaomi Mi Mix 2.658
Huawei Mate 10 Lite 2.654
Oppo F5 2.653
Doogee Mix 2.642
Xiaomi Mi 4i 2.641
Xiaomi Redmi 4a 2.635
Xiaomi Mi 5X (Standard) 2.616
Sony Xperia XA 2.609
Motorola Moto G4 Plus (max auto) 2.582
Motorola Moto G4 Plus 2.582
Meizu M5s 2.58
Xiaomi Mi 4c 2.574
LeEco Le Max 2 2.567
Microsoft Lumia 640 2.563
Huawei P Smart 2.563
Asus Zenfone 3 ZE552KL 2.563
Xiaomi Mi Max 2 2.561
HTC U11+ 2.556
Xiaomi Redmi Note 5A (Y1) 2.556
Lenovo Moto G4 2.544
Lenovo K6 Note 2.544
Oppo F1 2.528
Sony Xperia Z5 Premium 2.525
Huawei Honor 7 Lite / Honor 5c 2.506
Sony Xperia M4 Aqua 2.503
BlackBerry Motion 2.494
Oppo F1s 2.481
Motorola Moto G 2.477
Lenovo Vibe K5 Plus 2.473
Huawei G8 2.471
Huawei nova 2.467
Sony Xperia Z 2.462
Lenovo Vibe K5 2.459
Meizu m3 max 2.447
Xiaomi Mi 4 2.424
Xiaomi Mi 5X (Auto) 2.417
HTC 10 evo 2.407
Huawei Honor 7 2.406
Vivo V7 2.404
Sony Xperia E5 2.386
ZUK Z1 by Lenovo 2.382
HTC 10 2.378
Oppo F3 2.376
vivo V5 Plus 2.371
Meizu m1 note 2.362
Huawei nova plus 2.329
Razer Phone 2.328
HTC One E9+ 2.305
Alcatel One Touch Hero 2.272
Sony Xperia L2 2.266
Lenovo Vibe K4 Note 2.254
Sony Xperia C5 Ultra 2.253
HTC U11+ (EU) 2.253
Xiaomi Redmi Note 3 (MediaTek) 2.249
Sony Xperia C4 Dual 2.235
Xiaomi Mi Note 2.234
Motorola Moto G (2014) 2.233
LG Nexus 5 2.228
Huawei P8 2.196
Meizu M5 Note 2.189
Huawei Honor 6 2.169
Xiaomi Redmi Note 2 2.166
OnePlus Two 2.165
HTC One X 2.158
Xiaomi Redmi Note 4 (X20) 2.145
LG Aka 2.145
Archos 50 Diamond 2.134
Xiaomi Redmi Note 2.119
Xiaomi Mi 4S 2.095
Acer Liquid X2 2.084
Huawei P8lite 2.078
vivo V5 2.059
Moto G 3rd gen max manual 2.026
Xiaomi Mi 3 2.001
Xiaomi Mi Max 1.996
Sony Xperia E4g 1.972
OnePlus One 1.961
Sony Xperia Z2 1.944
Meizu m3 note 1.923
BlackBerry Leap 1.892
Meizu m2 note 1.892
HTC Butterfly 1.873
ZTE Nubia Z9 mini 1.759
Sony Xperia U 1.758
Asus Zenfone Selfie 1.68
Motorola Moto E (2nd Gen) 1.675
ZTE Nubia Z9 1.659
Jolla Jolla 1.605
Motorola Moto E 1.545
Sony Xperia M 1.473
Sony Xperia L 1.351
HTC Desire C 1.3
Meizu MX 1.221
Sony Xperia E 1.215
The P20 Pro has quite the wide selection of color modes. You can choose between Normal and Vivid, and for each of them you can opt for Default, Warm, or Cold, and there's also a color picker for an entirely custom shift. The Normal+Default setting is what will get you a superb 1.7 average DeltaE with a slight hit in brightness (398nits) compared to Vivid+Default. A minor upward nudge of the color picker brought us average DeltaE of 1.6, but is that 0.1 really that important? Vivid+Default, the out of the box mode, isn't as accurate (average DeltaE of 5.1) but is noticeably more vibrant at the expense of bluish whites.
Huawei P20 Pro battery life
The P20 Pro is equipped with a 4,000mAh battery, Huawei likes that number. It's quite the generous treatment in a world where the Galaxy S9+ has a 3,500mAh power pack, and even the Mi Mix 2s' battery is rated at 3,400mAh.
In our testing, the P20 Pro lasted upwards of 13 hours looping videos and fourteen-and-a-half hours running our web browsing script. The 3G voice call test returned a 21h talk time. All three of these numbers are slightly lower than what we got out of the Mate 10 Pro, though within reason, so we figured we wouldn't make a big deal out of it. The overall Endurance rating ended up a respectable 89 hours.
Our endurance rating denotes how long a single battery charge will last you if you use the Huawei P20 Pro for an hour each of telephony, web browsing, and video playback daily. We've established this usage pattern so our battery results are comparable across devices in the most common day-to-day tasks. The battery testing procedure is described in detail in case you're interested in the nitty-gritties. You can also check out our complete battery test table, where you can see how all of the smartphones we've tested will compare under your own typical use.
The bundled SuperCharger got us from 2% (the phone turns off around that mark) to 100% in 90 minutes flat. Thirty minutes into it, the phone showed 46%, so for some reason we couldn't replicate Huawei's promised 58% in 30 minutes. No worries though, 4000mAh in 90 minutes is still pretty great.
Loudspeaker
The P20 Pro has a similar stereo setup we've been seeing on Huawei phones since at least the Mate 9 - the earpiece is also a second speaker complementing the main bottom-firing one. In landscape, the earpiece takes care of the mids and highs for either the left of right channel depending on orientation, while the main speaker plays the other channel's mids and highs, plus the lows for both. In portrait, both speakers are still active, but there's no channel separation.
Spatial sound aside, the P20 Pro also turned out plenty loud in our testing, securing a spot in the Excellent bracket.
Speakerphone test
Voice, dB
Pink noise/ Music, dB
Ringing phone, dB
Overall score
Sony Xperia XZ2 (ClearAudio+)
66.0
71.6
76.4
Good
Google Pixel 2 XL
66.2
70.4
78.2
Good
Sony Xperia XZ2
66.1
71.8
78.1
Good
Huawei P10 Plus
64.8
69.8
82.5
Good
Apple iPhone X
68.9
74.0
76.2
Very Good
Xiaomi Mi Mix 2
67.6
71.0
82.7
Very Good
Huawei P10
67.7
70.0
83.6
Very Good
Samsung Galaxy S9+
68.4
74.0
80.1
Very Good
LG V30
66.9
72.3
84.5
Very Good
Huawei Mate 10 Pro
70.1
73.8
84.2
Excellent
Huawei P20 Pro
71.8
69.2
91.0
Excellent
Huawei Mate 10
90.6
73.7
84.0
Excellent
HTC U11+ (retail)
91.2
75.4
90.7
Excellent
Audio output of decent quality but low volume
With an active external amplifier the Huawei P20 Pro had the perfectly clear output that befits its flagship standing. However, its below average loudness prevents us from giving it full marks in this part of our test.
Volume dropped further when headphones came into play, which was rather disappointing. On the upside, the quality degradation wasn't major - a moderate hike in stereo crosstalk and a tiny bit of intermodulation distortion was all there was to it. A decent performance by the P20 Pro overall, but a step below the flagship average these days.
Test
Frequency response
Noise level
Dynamic range
THD
IMD + Noise
Stereo crosstalk
Huawei P20 Pro
+0.01, -0.04
-92.1
92.3
0.0050
0.012
-92.1
Huawei P20 Pro (headphones)
+0.25, -0.10
-91.9
92.9
0.0021
0.117
-65.9
Samsung Galaxy S9+
+0.01, -0.03
-92.6
92.5
0.0012
0.0076
-93.4
Samsung Galaxy S9+ (headphones)
+0.03, -0.03
-92.2
92.2
0.0017
0.042
-76.3
HTC U11
+0.05, -0.11
-94.1
94.1
0.0017
0.0067
-94.5
HTC U11 (headphones)
+0.05, -0.02
-93.7
93.8
0.0018
0.105
-53.7
LG V30
+0.02, -0.01
-93.2
93.1
0.0008
0.0069
-94.2
LG V30 (headphones)
+0.03, -0.02
-92.9
92.9
0.0057
0.051
-68.1
Huawei P20 Pro frequency response
You can learn more about the tested parameters and the whole testing process here.
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