Bié mǎi tài dīduān de diànnǎo, yòng bùliǎo duōjiǔ.
Don't buy a cheap low-end computer — it won't last.
Tips
usage
Common in consumer/business contexts: 低端机 (low-end model), 低端市场 (low-end market). The trio is 低端 / 中端 / 高端 (low / mid / high). Can be mildly dismissive when applied to people.