Siemens 9kg iQ500 Heat Pump Tumble Dryer - White vs iQ300 8kg Load Condenser Tumble Dryer - White — Comparison

WQ46H2D9GB is the Siemens WQ46H2D9GB 9kg iQ500 Heat Pump Tumble Dryer in white, priced at £1299, while WT45N203GB is the Siemens WT45N203GB iQ300 8kg Load Condenser Tumble Dryer in white at £549. These models are far apart in the Siemens line-up: the WQ46H2D9GB is a premium, connected heat pump dryer, while the WT45N203GB is a more affordable condenser model.

The WQ46H2D9GB has heat pump drying, 9kg drum capacity, Gentle & Precise autoDry, intelligentDry, Home Connect App, A+++ energy rating and an impressively low 60dB noise level. The WT45N203GB uses a condenser design with 8kg capacity, autoDry, Super40, easyClean Filter, B energy rating and 64dB noise level. The premium iQ500 offers more capacity, better fabric sensing, smart connectivity, much stronger energy efficiency and quieter running. The iQ300 keeps things simpler and adds Super40 for quick results.

The WQ46H2D9GB suits demanding households, open-plan living spaces and users who want app-linked drying plus lower long-term running costs. It is expensive, but the A+++ rating and 60dB noise figure make sense for heavy use. The WT45N203GB is best for buyers prioritising purchase price, simple maintenance and occasional loads. At £750 less, it is a huge saving, but it gives up heat pump efficiency, smart control and the larger drum.

Bottom line: choose WQ46H2D9GB if you want Siemens’ quieter 9kg iQ500 heat pump dryer with A+++ efficiency and Home Connect / opt for WT45N203GB if you want a much cheaper 8kg iQ300 condenser dryer with autoDry and Super40.