Denon AVR-X1800H vs Marantz SR8015
Side-by-side comparison of features, pricing, ratings, and alternatives.
The Denon AVR‑X1800H delivers a full 7.2‑channel surround sound experience with support for the latest 8K video formats via HDMI 2.1. It combines high‑resolution video pass‑through with Dolby Atmos and DTS:X object‑based audio for immersive home‑theater performance. Built‑in HEOS lets you stream music from popular services, control playback from a smartphone, and create multi‑room audio zones, while Wi‑Fi, Bluetooth, and AirPlay 2 provide flexible wireless connectivity.
The Marantz SR8015 delivers high‑resolution 8K video and advanced object‑based audio formats like Dolby Atmos, DTS:X, and Auro‑3D. Its high‑current amplification and Marantz’s proprietary HDAM technology provide clean, musical power to every speaker. Integrated with HEOS multi‑room streaming, Wi‑Fi, Bluetooth, and a suite of HDMI 2.1 features, the SR8015 is built for modern home‑theater setups while retaining classic Marantz sound quality.
- Future‑proof 8K HDMI support
- Full Dolby Atmos and DTS:X decoding
- Integrated HEOS for multi‑room streaming
- Voice assistant compatibility
- Exceptional 8K video support
- Powerful, low‑distortion amplification
- Comprehensive immersive audio formats
- Robust network and streaming features
- Only three of its six HDMI inputs carry 8K/60Hz and 4K/120Hz; the other three top out at 4K/60Hz
- Limited power output compared to higher‑end models
- Phono input is moving‑magnet only; a moving‑coil cartridge needs an external head amp or step‑up transformer
- High price point
- Large footprint requires ample cabinet space
- Complex setup for beginners
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High-performance 11.2 channel AV receiver with Dolby Atmos and ARC Genesis.
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The Verdict
AI-generated from listing dataThe Marantz SR8015 offers premium power, 11.2‑channel immersive audio and full‑bandwidth 8K support at a high price, while the Denon AVR‑X1800H provides solid 7.2‑channel performance and essential 8K features at a budget‑friendly cost.
Key differences
- •Power: Marantz delivers 140 W/channel vs Denon’s 80 W/channel.
- •Channel count: Marantz supports 11.2‑channel processing; Denon is limited to 7.2.
- •8K HDMI capability: Marantz all eight inputs handle 8K/60 Hz; Denon only three inputs support full 8K/60 Hz.
- •Price: Marantz MSRP $2,999; Denon MSRP $549.
- •Physical size: Marantz weighs 44 lb and is larger; Denon is 27.5 lb and more compact.
Performance
Marantz provides 140 W per channel and 11.2‑channel immersive processing versus Denon’s 80 W and 7.2 channels.
Build quality
Marantz’s larger chassis (44 lb) suggests more robust internal components than Denon’s lighter 27.5 lb design.
Connectivity
Marantz offers eight full‑bandwidth HDMI 2.1 inputs; Denon has only three HDMI inputs supporting 8K/60 Hz.
Power & efficiency
Higher per‑channel wattage (140 W) generally yields louder, cleaner output than Denon’s 80 W.
Compatibility
Both support HDMI eARC, HEOS, Wi‑Fi 6/Bluetooth 5.0, AirPlay 2 and major immersive formats (Dolby Atmos, DTS:X).
Price & value
Denon costs $549 versus Marantz’s $2,999, delivering acceptable features for a fraction of the price.
Warranty & support
Both provide a 2‑year limited warranty.
Choose Denon AVR-X1800H if…
Budget‑conscious enthusiasts or gamers who want solid 8K support and Atmos without premium cost.
Choose Marantz SR8015 if…
Audiophiles or high‑end home‑theater installs needing maximum power, channels, and full 8K bandwidth.
Common questions
Is the price difference justified by performance?
Marantz’s 140 W/channel and 11.2‑channel processing cost $2,999, far above Denon’s $549 with 80 W/7.2‑channel.
Will both units handle future 8K content?
Marantz supports 8K/60 Hz on all HDMI inputs; Denon supports 8K/60 Hz on only three inputs, limiting flexibility.
Can I expand to more speakers with either model?
Marantz can drive up to 11.2 speakers; Denon is limited to 7.2, so Marantz allows larger speaker layouts.