2382.HK vs. 1810.HK

Last updated Jun 5, 2026

2382.HK (Sunny Optical Technology Group Co Ltd) and 1810.HK (Xiaomi Corp) are both stocks. Both are in the Technology sector — 2382.HK in Electronic Components, 1810.HK in Consumer Electronics. Over the past 5 years, 2382.HK returned -15.76%/yr vs -0.80%/yr for 1810.HK. A 0.51 correlation means they provide meaningful diversification when combined.

Performance

2382.HK vs. 1810.HK - Performance Comparison

The chart below illustrates the hypothetical performance of a HK$10,000 investment in Sunny Optical Technology Group Co Ltd (2382.HK) and Xiaomi Corp (1810.HK). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, 2382.HK achieves a 25.40% return, which is significantly higher than 1810.HK's -27.79% return.

2382.HK

• 1D: 0.00%
• 1M: 25.59%
• YTD: 25.40%
• 6M: 19.83%
• 1Y: 29.86%
• 3Y*: 4.19%
• 5Y*: -15.76%
• 10Y*: 12.05%

1810.HK

• 1D: -0.70%
• 1M: -7.92%
• YTD: -27.79%
• 6M: -33.66%
• 1Y: -47.69%
• 3Y*: 37.49%
• 5Y*: -0.80%
• 10Y*: —

*Multi-year figures are annualized to reflect compound growth (CAGR)

2382.HK vs. 1810.HK - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018
2382.HK Sunny Optical Technology Group Co Ltd	25.40%	-3.95%	-2.32%	-23.17%	-61.97%	46.10%	26.75%	95.75%	-52.03%
1810.HK Xiaomi Corp	-27.79%	13.42%	122.12%	42.60%	-42.12%	-42.81%	206.59%	-16.56%	-23.10%

Correlation

The correlation between 2382.HK and 1810.HK is 0.38, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.38
Correlation (3Y) Calculated over the trailing 3-year period	0.47
Correlation (5Y) Calculated over the trailing 5-year period	0.53
Correlation (All Time) Calculated using the full available price history since Jul 10, 2018	0.51

The correlation between 2382.HK and 1810.HK shifts across timeframes, from 0.38 (1 year) to 0.53 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

2382.HK vs. 1810.HK — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

2382.HK

2382.HK Risk / Return Rank: 60
2382.HK Sharpe Ratio Rank: 65
2382.HK Sortino Ratio Rank: 63
2382.HK Omega Ratio Rank: 59
2382.HK Calmar Ratio Rank: 57
2382.HK Martin Ratio Rank: 55

1810.HK

1810.HK Risk / Return Rank: 4
1810.HK Sharpe Ratio Rank: 1
1810.HK Sortino Ratio Rank: 2
1810.HK Omega Ratio Rank: 3
1810.HK Calmar Ratio Rank: 7
1810.HK Martin Ratio Rank: 7

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

2382.HK vs. 1810.HK - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Sunny Optical Technology Group Co Ltd (2382.HK) and Xiaomi Corp (1810.HK). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	2382.HK	1810.HK	Difference
Sharpe ratio: Return per unit of total volatility	0.72	-1.34	+2.07
Sortino ratio: Return per unit of downside risk	1.39	-2.16	+3.55
Omega ratio: Gain probability vs. loss probability	1.15	0.76	+0.39
Calmar ratio: Return relative to maximum drawdown	0.73	-0.89	+1.62
Martin ratio: Return relative to average drawdown	1.30	-1.47	+2.77
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

2382.HK vs. 1810.HK - Sharpe Ratio Comparison

The current 2382.HK Sharpe Ratio is 0.72, which is higher than the 1810.HK Sharpe Ratio of -1.34. The chart below compares the historical Sharpe Ratios of 2382.HK and 1810.HK, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	2382.HK	1810.HK	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	0.72	-1.34	+2.07
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	-0.30	-0.02	-0.28
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	0.23	—	—
Sharpe Ratio (All Time) Calculated using the full available price history	0.36	0.15	+0.21

Drawdowns

2382.HK vs. 1810.HK - Drawdown Comparison

The maximum 2382.HK drawdown since its inception was -88.45%, which is greater than 1810.HK's maximum drawdown of -76.06%. Use the drawdown chart below to compare losses from any high point for 2382.HK and 1810.HK.

Drawdown Indicators

	2382.HK	1810.HK	Difference
Max Drawdown Largest peak-to-trough decline	-88.45%	-76.06%	-12.39%
Max Drawdown (1Y) Largest decline over 1 year	-42.02%	-53.38%	+11.36%
Max Drawdown (3Y) Largest decline over 3 years	-58.67%	-53.38%	-5.29%
Max Drawdown (5Y) Largest decline over 5 years	-86.13%	-70.66%	-15.47%
Max Drawdown (10Y) Largest decline over 10 years	-86.13%	—	—
Current Drawdown Current decline from peak	-66.44%	-52.82%	-13.62%
Average Drawdown Average peak-to-trough decline	-39.28%	-42.07%	+2.79%
Ulcer Index Depth and duration of drawdowns from previous peaks	23.31%	32.06%	-8.75%

Volatility

2382.HK vs. 1810.HK - Volatility Comparison

Sunny Optical Technology Group Co Ltd (2382.HK) has a higher volatility of 18.60% compared to Xiaomi Corp (1810.HK) at 8.99%. This indicates that 2382.HK's price experiences larger fluctuations and is considered to be riskier than 1810.HK based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	2382.HK	1810.HK	Difference
Volatility (1M) Calculated over the trailing 1-month period	18.60%	8.99%	+9.61%
Volatility (6M) Calculated over the trailing 6-month period	29.92%	26.15%	+3.77%
Volatility (1Y) Calculated over the trailing 1-year period	42.84%	35.49%	+7.35%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	54.53%	44.16%	+10.37%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	53.50%	45.84%	+7.66%

Dividends

2382.HK vs. 1810.HK - Dividend Comparison

2382.HK's dividend yield for the trailing twelve months is around 2.11%, while 1810.HK has not paid dividends to shareholders.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
1810.HK Xiaomi Corp	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%	0.00%
2382.HK Sunny Optical Technology Group Co Ltd	1.47%	0.81%	0.32%	0.71%	1.20%	0.43%	0.48%	0.49%	1.17%	0.32%	0.73%	1.07%

Financials

Frequently Asked Questions

Can I hold both 2382.HK and 1810.HK in my portfolio?

2382.HK and 1810.HK have a correlation of 0.38, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.