“在价格上”常见的英文表达有 "in terms of price" 或 "as far as price is concerned"。
In terms of price：这是最常用且简洁的表达方式，适用于各种语境。例如：
This product is very competitive in terms of price.（这款产品在价格上很有竞争力。）
As far as price is concerned：这种表达稍显正式，但同样常用。例如：
As far as price is concerned, we need to find a balance between quality and cost.（在价格方面，我们需要在质量和成本之间找到平衡。）