Helio X20 vs Helio X25 MT6797 vs Helio MT6797T

Helio X20 MT6797 and Helio X25 MT6797T are MediaTek’s new power babies. They’ve been long awaited and have finally arrived, with the MT6797 Helio X20 scoring a huge 95k on Antutu.

What’s the difference between Helio X20 and Helio X25 / MT6797 vs MT6797T

MTK6797 and MTK6797T are very similar SoCs, but with different clock speeds set for the GPU and CPU. In all other things they’re the same. Memory RAM bus speed, encoding and decoding of video, display support, modem / RF support, and WiFi/GPS/Bluetooth connectivity are all identical.

Helio X20 vs Helio X25 comes down to just two things, the clock speeds of the Helio X20 / X25 CPU cores and the clock speeds of the Helio X20 / Helio X25 GPU cores.

We’ve also included the Helio P10 MT6755 vs MT6757 Helio P20 and the Helio X10 MT6795.

[spoiler style=”steelblue” collapse_link=”false” title=”(Click) Specs MediaTek MTK Helio X20 vs Helio X25 MT6797 vs MT6797T”]

 MediaTek Helio X20 MTK6797 MT6797MediaTek Helio X25 MTK6797T MT6797TMediaTek Helio X10 MTK6795 MT6795MediaTek Helio P20 MTK6757 MT6757MediaTek Helio P10 MTK6755 MT6755
Process20nm20nm28nm16nm28nm
CPU2x Cortex-A72 @ 2.1GHz ~ 2.3GHz
4x Cortex-A53 @ 1.85GHz
4x Cortex-A53 @ 1.4GHz
2x Cortex-A72 @ 2.5GHz
4x Cortex-A53 @ 2.0GHz
4x Cortex-A53 @ 1.55GHz
64-bit Octa-Core 8x Cortex-A53, up to 2GHz8x Cortex-A53, up to 2.3GHz8x Cortex-A53, up to 2.0GHz
Memory2x LPDDR3 POP 933MHz up to 
4GB eMMC 5.1
2x LPDDR3 POP 933MHz up to 
4GB eMMC 5.1
2x LPDDR3 933MHz PoPUp to 2 x LPDDR4X 1600MHz (up to 6GB) + 1x LPDDR3 933Mhz (up to 4GB) + eMMC 5.11x LPDDR3 933MHz up to 4GB eMMC 5.1
Camera32MP @ 24fps / 25MP @ 30 fps w/ZSD 
Dual ISP w/Improved 3A/denoise / 
demonsalc/sharpness/Native3D
32MP @ 24fps / 25MP @ 30 fps w/ZSD 
Dual ISP w/Improved 3A/denoise / 
demonsalc/sharpness/Native3D
20MP @ 30FPS w/ Dual ISPUp to 24MP at 24FPS w/ZSD, 12bit Dual ISP, 3A HW engine, Bayer & Mono sensor support21MP@24fps / 16MP@30fps w/ ZSD Dual ISP w/improved 3A/denoise/ demosaic/sharpness
Video Decode4Kx2K 10 bit 30fps H.264/265/VP9, 
30% power improvement
4Kx2K 10 bit 30fps H.264/265/VP9, 
30% power improvement
4Kx2K 30FPS H.264/265Up to 4Kx2K 30fps H.264/2651080p 30fps H.264/265
Video Encode4Kx2K 30fps H.265 w/HDR, 
40% power improvement
4Kx2K 30fps H.265 w/HDR, 
40% power improvement
4Kx2K to 30FPS H.265Up to 4Kx2K 30fps H.2641080p 30fps H.264
GraphicsARM Mali 780MHzARM Mali 850MHzIMG G6200 700 MHzMali T-880 MP2 900MHzARM Mali-T860 MP2 700MHz
DisplayWQXGA 2560×1600 60fps
FHD 1920×1080 120fps
w/12 HW Blending Layer
WQXGA 2560×1600 60fps
FHD 1920×1080 120fps
w/12 HW Blending Layer
WQXGA 2560×1600FHD 1920×1080 60fps. 2x DSI for dual displayFHD 1920×1080 w/ 12 Blending Layer
ModemLTE FDD/TDD R11 Cat-6 with 20+20 CA
(300/50Mbps) DC-HSPA+, TD-SCDMA,EDGE
CDMA2000 1x/EVDO Rev.A (SRLTE)
LTE/GPS Co-clock Supported
LTE FDD/TDD R11 Cat-6 with 20+20 CA
(300/50Mbps) DC-HSPA+, TD-SCDMA,EDGE
CDMA2000 1x/EVDO Rev.A (SRLTE)
LTE/GPS Co-clock Supported
LTE FDD/TDD R9 Cat-4 DC-HSPA+ 42/11 Mbps, TD-SCDMA, EDGELTE FDD TDD R.11 Cat.6 with 2×20 CA. C2K SRLTE. L+W DSDS supportLTE FDD/TDD R11 Cat-6
with 2×20 CA (300/ 50Mbps), DC-HSPA+, TD-S CDMA, EDGE CDMA2000 1x/
EVDO Rev. A (3.1/1.8Mbps, SRLTE) LTE/GPS Co-clock Supported
RFSingle RF for LTE/WCDMA/TD/EDGE/C2K
14/14 Primary/Diversity RX Ports
Single RF for LTE/WCDMA/TD/EDGE/C2K
14/14 Primary/Diversity RX Ports
Single RF for LTE/WCDMA/TD/EDGE 8/8 Primary/Diversity RX PortsSingle RF for LTE 2×20 CA/WCDMA/TD/EDGE/C2K 14/14 Primary/Diversity RX PortsSingle RF for LTE 2×20 CA/WCDMA/TD/EDGE/C2K 14/14 Primary/Diversity RX Ports
ConnectivityIntegrated Wi-Fi 802.11ac w/throughput up to
280Mbps GPS/Glonass/Beidou
w/ Improved TTFF & Drift, BT/FM
Integrated Wi-Fi 802.11ac w/throughput up to
280Mbps GPS/Glonass/Beidou
w/ Improved TTFF & Drift, BT/FM
External MT6630 Wi-Fi 11ac/GPS / Glonass /Beidou, BT/FMWiFiac/abgn (with MT6630). GPS/Glonass/Beidou/BT/FM.Wi-Fi abgn w/ throughput up to 90Mbps / GPS /Glonass/Beidou w/ improved TTFF & Drift, BT/FM
[/spoiler]

Which phones have Helio MT6797 and MT6797T (Helio X20 / Helio X25)

[spoiler style=”steelblue” collapse_link=”false” title=”(Click) Phone list MT6797 MT6797T Helio X20 X25 01-SEP-2016″]

X20 Helio /  MT6797 phone which (total included 22 models) 8.21 Update
Firm model Screen / Memory / battery / camera / network Selling price On the market
helio X25 mobile phone
Meizu PRO6 5.2 1920 * 1080 / 4G + 32G / 2560/500 + 2116 / entire network 2499 On the market
PRO6 高 5.2 1920 * 1080 / 4G + 64G / 2560/500 + 2116 / entire network 2799 On the market
TV Plus Le 2 PRO 5.5 1920 * 1080 / 4G + 32G / 3000/800 + 2100 / entire network 1499 On the market
Le 2 PRO high 5.5 1920 * 1080 / 4G + 64G / 3000/800 + 2100 / entire network Recent
Millet PRO high red rice 1920 * 1080 5.5 / 3G + 64G / 4050/500 + 500/1300 / Full Netcom 1699 On the market
Red rice statue PRO 1920 * 1080 5.5 / 4G + 128G / 4050/500 + 500/1300 / Full Netcom 1999 Recent
helio X20 mobile phone
TV Plus Raku 2 5.5 1920 * 1080 / 3G + 32G / 3000/800 + 1600 / entire network 1099 On the market
360 N4 5.5 1920 * 1080 / 4G + 32G / 3080/500 + 1300 / mobile 4G 899 On the market
N4 high 5.5 1920 * 1080 / 4G + 32G / 3080/500 + 1300 / entire network 999 On the market
N4s 5.5 1920 * 1080 / 4G + 32G / 5000/800 + 1600 / entire network 1199 On the market
Meizu MX6 5.5 1920 * 1080 / 4G + 32G / 3060/500 + 1200 / entire network 1999 On the market
InFocus M888 5.5 1920 * 1080 / 3G + 32G /? / 800 + 1600 /? ? Recent
Millet Red rice NOTE4 5.5 1920 * 1080 / 3G + 64G / 4100/500 + 1300 / entire network ? Recent
Red Rice PRO label 1920 * 1080 5.5 / 3G + 32G / 4050/500 + 500/1300 / Full Netcom 1499 On the market
Sharp FS8002 5.2 1920 * 1080 / 3G + 32G /? / 800 + 1600 /? Recent
AQUOS Z2 5.5 1920 * 1080 / 4G + 32G /? / 800 + 1600 /? Recent
Overseas Products
Elephone P9000 Edge 5.7 2560*1440/4G+64G/?/?/FDD ? Recent
P9000 Edge 5.7 2560*1440/6G+128G/?/?/FDD
Vernee Apollo Little 5.5 1920*1080/4G+32G/3180/500+1600/FDD ? overseas
Apollo 5.5 2560*1440/6G+128G/?/800+2100/FDD ? overseas
Homtel HT10 5.5 1920*1080/4G+32G/3200/800+2100/FDD ? overseas
Alcatel Flash3 5.5 1920*1080/3G+32G/800+1300/FDD ? overseas
Doogee F7 5.7 1920*1080/4G+32G/4000/800+2100/FDD ? overseas
ZOOP Speed8 5.5 1920*1080/4G+32G/3600/800+2100/FDD ? overseas
Acer Predator 6   6 inches 1920 * 1080 / 4G +? / 2100 /? ? overseas
Cherry  M1 5.5 1920*1080/4G+32G/3600/800+2100/FDD overseas

[/spoiler]

Quite a few mobiles with Helio X20 and X25 are already on the market. Interestingly we also see some big dog names in there such as Sharp and Acer, along with the usual host of China brands. The most anticipated might be the Xiaomi Redmi Note 4, which is due to arrive within the next month.

Comments

3 responses to “Helio X20 vs Helio X25 MT6797 vs Helio MT6797T”

  1. robert Avatar
    robert

    Shame there’s no 6″ devices with either of these chipsets, everyone just copying each other in every respect. About time someone dared to be different and tried to differentiate themselves from the rest.

    1. Damian Parsons Avatar
      Damian Parsons

      I see differentiating, just often not in the right direction. We have iNew U9+ and Cubot Max review coming up at http://www.GizBeat.com/review/ but these are budget devices.

      1. Robert Avatar
        Robert

        Well I’ve been agonising over the Nubia z11 max and Honor note 8 over the last few weeks and ordered the Nubia as I had better vibes from it. Are you planning on reviewing either of these? I’m still not sure I’ve made the right decision and could cancel as there’s a stupidly long processing time. Really don’t know what to do as there are very few good large screen phones about. It’s between driving me mad for weeks! What are your thoughts?

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